Marcus Clauss (M Clauss)

ORCID

Publication Activity (10 Years)

Years Active: 2017-2024
Publications (10 Years): 80

Top Venues

Journal of animal physiology and animal nutrition

Zoo biology

Journal of morphology

PloS one

University of Zurich

University of Munich (PHD)

This page only lists publications with an associated author ORCID identifier.

Affiliation History

University of Zurich

Switzerland

Head of Research :: Clinic for Zoo Animals, Exotic Pets and Wildlife

University of Munich

Germany

Research assistant :: Institute of Animal Physiology, Physiological Chemistry and Animal Nutrition

Leibniz Institute of Zoo and Wildlife Research

Germany

Research assistant

Education History

University of Munich

Germany

PHD

Zoological Society of London Institute of Zoology

United Kingdom

MSC

Publications

Carmela Serio, Richard P Brown, Marcus Clauss, Carlo Meloro
Three-dimensional geometric morphometric analyses of humerus ecomorphology: New perspectives for paleohabitat reconstruction in carnivorans and ungulates. Anatomical record (Hoboken, N.J. : 2007) (2024)
Birthe Krone, Jürgen Hummel, Alexander Riek, Marcus Clauss, Martin Hünerberg
Comparative study of feeding and rumination behaviour of goats and sheep fed mixed grass hay of different chop length. Journal of animal physiology and animal nutrition 108 (3) (2024)
Kobe Buyse, Koen Stein, Ward De Spiegelaere, Pieter Cornillie, Marcus Clauss, Geert P J Janssens
On the function and origin of the avian renal portal shunt and its potential significance throughout evolution. Biological reviews of the Cambridge Philosophical Society (2024)
Isabel Seyrling, Marcus Clauss, Paul Wilhelm Dierkes, Anna Lena Burger
Breaking the spell: Changes in the behavior of two zoo-kept tigers (Panthera tigris) after exposure to a distinct feast-and-fast feeding regime. Zoo biology (2024)
Elisa Garand, Christiane Krauss, Dennis W H Müller, Leyla R Davis, Daryl Codron, Marcus Clauss, Flávia Regina Miranda
Larger Than Life? Body Mass Records of Zoo-Managed Giant Anteaters (Myrmecophaga tridactyla). Zoo biology (2024)
Maria J Duque-Correa, Kendall D Clements, Carlo Meloro, Fabrizia Ronco, Anna Boila, Adrian Indermaur, Walter Salzburger, Marcus Clauss
Diet and habitat as determinants of intestine length in fishes. Reviews in fish biology and fisheries 34 (3) (2024)
Pia Cigler, Leyla R Davis, Sarah-Lisa Gmür, Marcus Clauss, Jean-Michel Hatt, Stefanie Ohlerth, Gabriela Mastromonaco, Maya Kummrow
Evidence for seasonal shift in the reproduction of Aldabra giant tortoises (Aldabrachelys gigantea) in managed care in the Northern hemisphere compared to the natural habitat in the Southern hemisphere. Zoo biology (2024)
Birthe Krone, Jürgen Hummel, Alexander Riek, Marcus Clauss, Martin Hünerberg
Comparative study of feeding and rumination behaviour of goats and sheep fed mixed grass hay of different chop length. Journal of animal physiology and animal nutrition (2024)
Isabel Seyrling, Marcus Clauss, Paul Wilhelm Dierkes, Anna Lena Burger
Breaking the spell: Changes in the behavior of two zoo-kept tigers (Panthera tigris) after exposure to a distinct feast-and-fast feeding regime. Zoo biology 43 (4) (2024)
Maria J Duque-Correa, Kendall D Clements, Carlo Meloro, Fabrizia Ronco, Anna Boila, Adrian Indermaur, Walter Salzburger, Marcus Clauss
Diet and habitat as determinants of intestine length in fishes. Reviews in fish biology and fisheries 34 (3) (2024)
Birthe Krone, Jürgen Hummel, Alexander Riek, Marcus Clauss, Martin Hünerberg
Comparative study of feeding and rumination behaviour of goats and sheep fed mixed grass hay of different chop length. Journal of animal physiology and animal nutrition 108 (3) (2024)
Annika Avedik, Marcus Clauss
Chewing, dentition and tooth wear in Hippopotamidae (Hippopotamus amphibius and Choeropsis liberiensis). PloS one 18 (10) (2023)
Anita Wittwer, Marco Roller, Dennis W H Müller, Mads Frost Bertelsen, Laurie Bingaman Lackey, Beatrice Steck, Rebecca Biddle, Lars Versteege, Marcus Clauss
Historical development of the survivorship of zoo rhinoceroses-A comparative historical analysis. Zoo biology (2023)
Louise Françoise Martin, Daryl Codron, Daniela Eileen Winkler, Thomas Tütken, Jean-Michel Hatt, Marcus Clauss
Macroscopic dental measures in guinea pigs ( Cavia porcellus ) fed natural and pelleted diets of different abrasiveness: implications for wear and compensatory growth in a hypselodont species. Journal of the Royal Society, Interface 20 (202) (2023)
Marcus Clauss, Julia Fritz, Jürgen Hummel
Teeth and the gastrointestinal tract in mammals: when 1 + 1 = 3. Philosophical transactions of the Royal Society of London. Series B, Biological sciences 378 (1891) (2023)
Annette Liesegang, Bettina Burger, Thérèse de Vries de Heekelingen, Corinne Schroeter-Vogt, Jean-Michel Hatt, Mariusz Pawel Kowalewski, Marcus Clauss
Rabbits (Oryctolagus cuniculus) increase caecal calcium absorption at increasing dietary calcium levels. Journal of animal physiology and animal nutrition (2023)
Annika Avedik, Maria J Duque-Correa, Marcus Clauss
Avoiding the lockdown: Morphological facilitation of transversal chewing movements in mammals. Journal of morphology 284 (2) (2023)
Marcus Clauss, Dennis W H Müller
Putting zoo animal cancer into perspective. Zoo biology (2023)
Annelies De Cuyper, Diederik Strubbe, Marcus Clauss, Luc Lens, Andreas Zedrosser, Sam M J G Steyaert, Leen Verbist, Geert Paul Jules Janssens
Nutrient intake and its possible drivers in free-ranging European brown bears ( Ursus arctos arctos ). Ecology and evolution 13 (5) (2023)
Annika Avedik, Maria J Duque-Correa, Marcus Clauss
Avoiding the lockdown: Morphological facilitation of transversal chewing movements in mammals. Journal of morphology 284 (2) (2023)
Xiaoyu Zhang, Yang Li, Melissa Terranova, Sylvia Ortmann, Saskia Kehraus, Christian Gerspach, Michael Kreuzer, Marcus Clauss, Jürgen Hummel
A pilot investigation on the effect of induced saliva flow on digestive parameters in sheep, and a comparison with cattle. Journal of animal physiology and animal nutrition (2023)
Xiaoyu Zhang, Yang Li, Melissa Terranova, Sylvia Ortmann, Michael Kreuzer, Jürgen Hummel, Marcus Clauss
Individual differences in digesta retention and their relation to chewing in cattle-A pilot investigation. Journal of animal physiology and animal nutrition (2022)
Christian Schiffmann, Linda Hellriegel, Marcus Clauss, null Brother Stefan, Kevin Knibbs, Christian Wenker, Therese Hård, Cordula Galeffi
From left to right all through the night: Characteristics of lying rest in zoo elephants. Zoo biology (2022)
Marcus Clauss, Laura Heck, Kristof Veitschegger, Madeleine Geiger
Teeth out of proportion: Smaller horse and cattle breeds have comparatively larger teeth. Journal of experimental zoology. Part B, Molecular and developmental evolution 338 (8) (2022)
Angela Schwarm, Marcus Clauss, Sylvia Ortmann, Rasmus Bovbjerg Jensen
No size-dependent net particle retention in the hindgut of horses. Journal of animal physiology and animal nutrition 106 (6) (2022)
Maria J Duque-Correa, Marcus Clauss, Monika I Hoppe, Kobe Buyse, Daryl Codron, Carlo Meloro, Mark S Edwards
Diet, habitat and flight characteristics correlate with intestine length in birds. Proceedings. Biological sciences 289 (1976) (2022)
Natalie Steiner, Marcus Clauss, Louise F Martin, Corina Imper, Carlo Meloro, Maria J Duque-Correa
No news from old drawings? Stomach anatomy in muroid rodents in relation to body size and ecology. Journal of morphology 283 (9) (2022)
Sarah O Valerio, Jürgen Hummel, Daryl Codron, Jean-Michel Hatt, Marcus Clauss
The Ruminant sorting mechanism protects teeth from abrasives. Proceedings of the National Academy of Sciences of the United States of America 119 (49) (2022)
Marcin Przybyło, Jadwiga Flaga, Marcus Clauss, Kinga Szczepanik, Renata Miltko, Grzegorz Bełżecki, Zygmunt M Kowalski, Paweł Górka
Increased intake of mono- and disaccharides by Reeves's muntjac (Muntiacus reevesi). Effect on gastrointestinal tract structure and function and blood parameters. Journal of animal physiology and animal nutrition 106 (4) (2022)
Valentin L Fischer, Daniela E Winkler, Robert Głogowski, Thomas Attin, Jean-Michel Hatt, Marcus Clauss, Florian Wegehaupt
Species-specific enamel differences in hardness and abrasion resistance between the permanent incisors of cattle (Bos primigenius taurus) and the ever-growing incisors of nutria (Myocastor coypus). PloS one 17 (3) (2022)
Xiaoyu Zhang, Yang Li, Melissa Terranova, Sylvia Ortmann, Saskia Kehraus, Christian Gerspach, Michael Kreuzer, Jürgen Hummel, Marcus Clauss
Effect of induced saliva flow on fluid retention time, ruminal microbial yield and methane emission in cattle. Journal of animal physiology and animal nutrition (2022)
Lara Scherer, Laurie Bingaman Lackey, Marcus Clauss, Katrin Gries, David Hagan, Arne Lawrenz, Dennis W H Müller, Marco Roller, Christian Schiffmann, Ann-Kathrin Oerke
The historical development of zoo elephant survivorship. Zoo biology (2022)
Nicole Winter, Marcus Clauss, Daryl Codron, Jürgen Hummel, Jaqueline Müller, Henning Richter, Patrick R Kircher, Jean-Michel Hatt, Louise Françoise Martin
Sand accumulation in the digestive tract of rabbits (Oryctolagus cuniculus) and guinea pigs (Cavia porcellus): The role of the appendix. Journal of morphology 283 (1) (2021)
Louise Françoise Martin, Nicole L Ackermans, Henning Richter, Patrick R Kircher, Jürgen Hummel, Daryl Codron, Marcus Clauss, Jean-Michel Hatt
Macrowear effects of external quartz abrasives of different size and concentration in rabbits (Oryctolagus cuniculus). Journal of experimental zoology. Part B, Molecular and developmental evolution (2021)
Annelies De Cuyper, Marcus Clauss, Luc Lens, Diederik Strubbe, Andreas Zedrosser, Sam M J G Steyaert, Arturo Muñoz Saravia, Geert Paul Jules Janssens
Grading fecal consistency in an omnivorous carnivore, the brown bear: Abandoning the concept of uniform feces. Zoo biology 40 (3) (2021)
Satoru Hoshino, Satoru Seino, Takashi Funahashi, Tomonori Hoshino, Marcus Clauss, Ikki Matsuda, Masato Yayota
Apparent diet digestibility of captive colobines in relation to stomach types with special reference to fibre digestion. PloS one 16 (9) (2021)
Annelies De Cuyper, Daniela Eileen Winkler, Thomas Tütken, Guido Bosch, Jürgen Hummel, Michael Kreuzer, Arturo Muñoz Saravia, Geert Paul Jules Janssens, Marcus Clauss
Digestion of bamboo compared to grass and lucerne in a small hindgut fermenting herbivore, the guinea pig (Cavia porcellus). Journal of experimental zoology. Part A, Ecological and integrative physiology (2021)
Louise Françoise Martin, Nicole L Ackermans, Troy N Tollefson, Patrick R Kircher, Henning Richter, Jürgen Hummel, Daryl Codron, Jean-Michel Hatt, Marcus Clauss
Tooth wear, growth and height in rabbits (Oryctolagus cuniculus) fed pelleted or extruded diets with or without added abrasives. Journal of animal physiology and animal nutrition (2021)
Eva Findeisen, Karl-Heinz Südekum, Julia Fritz, Jürgen Hummel, Marcus Clauss
Increasing food intake affects digesta retention, digestibility and gut fill but not chewing efficiency in domestic rabbits (Oryctolagus cuniculus). Journal of experimental zoology. Part A, Ecological and integrative physiology 335 (7) (2021)
Daniela Eileen Winkler, Marcus Clauss, Maximilian Rölle, Ellen Schulz-Kornas, Daryl Codron, Thomas M Kaiser, Thomas Tütken
Dental microwear texture gradients in guinea pigs reveal that material properties of the diet affect chewing behaviour. The Journal of experimental biology 224 (13) (2021)
Marcus Clauss, Andreas Tschuor, Daryl Codron, Jürgen Hummel
Reticular contraction frequency and ruminal gas dome development in goats do not differ between grass and browse diets. Journal of animal physiology and animal nutrition (2021)
Jean-Michel Hatt, Daryl Codron, Henning Richter, Patrick R Kircher, Jürgen Hummel, Marcus Clauss
Preliminary evidence for a forestomach washing mechanism in llamas ( Lama glama ). Mammalian biology = Zeitschrift fur Saugetierkunde 101 (6) (2021)
Marco Roller, Dennis W H Müller, Mads Frost Bertelsen, Laurie Bingaman Lackey, Jean-Michel Hatt, Marcus Clauss
The historical development of juvenile mortality and adult longevity in zoo-kept carnivores. Zoo biology 40 (6) (2021)
Marcus Clauss, Miriam Scriba, John Kioko, Jörg U Ganzhorn, Christian Kiffner
Camera-trap data do not indicate scaling of diel activity and cathemerality with body mass in an East African mammal assemblage. Ecology and evolution 11 (20) (2021)
Marcus Clauss
Bio- and paleoreconstructions: Correlates and proxies. Ecology and evolution 11 (16) (2021)
Monika I Hoppe, Carlo Meloro, Mark S Edwards, Daryl Codron, Marcus Clauss, Maria J Duque-Correa
Less need for differentiation? Intestinal length of reptiles as compared to mammals. PloS one 16 (7) (2021)
Elena I Naumova, Tatyana Y Chistova, Galina K Zharova, Michael Kam, Irina S Khokhlova, Boris R Krasnov, Marcus Clauss, Abraham Allan Degen
Particle size reduction along the digestive tract of fat sand rats (Psammomys obesus) fed four chenopods. Journal of comparative physiology. B, Biochemical, systemic, and environmental physiology 191 (4) (2021)
Nicole S Schmid, Marcus Clauss, Udo Hetzel, Barbara Riond, Monika Bochmann, Jean-Michel Hatt
Development, diagnosis and therapy of ketosis in non-gravid and non-lactating Guinea pigs. BMC veterinary research 16 (1) (2020)
Nicole L Ackermans, Daniela Eileen Winkler, Louise F Martin, Thomas M Kaiser, Marcus Clauss, Jean-Michel Hatt
Dust and grit matter: abrasives of different size lead to opposing dental microwear textures in experimentally fed sheep (Ovis aries). The Journal of experimental biology 223 (Pt 3) (2020)
Daniela Eileen Winkler, Thomas Tütken, Ellen Schulz-Kornas, Thomas M Kaiser, Jacqueline Müller, Jennifer Leichliter, Katrin Weber, Jean-Michel Hatt, Marcus Clauss
Shape, size, and quantity of ingested external abrasives influence dental microwear texture formation in guinea pigs. Proceedings of the National Academy of Sciences of the United States of America 117 (36) (2020)
Marcus Clauss, M T Dittmann, C Vendl, K B Hagen, S Frei, S Ortmann, D W H Müller, S Hammer, A J Munn, A Schwarm, M Kreuzer
Review: Comparative methane production in mammalian herbivores. Animal : an international journal of animal bioscience 14 (S1) (2020)
Sandra A Heldstab, Carel P van Schaik, Dennis W H Müller, Eberhard Rensch, Laurie Bingaman Lackey, Philipp Zerbe, Jean-Michel Hatt, Marcus Clauss, Ikki Matsuda
Reproductive seasonality in primates: patterns, concepts and unsolved questions. Biological reviews of the Cambridge Philosophical Society 96 (1) (2020)
Marcus Clauss, Jelscha Trümpler, Nicole L Ackermans, Andrew C Kitchener, Georg Hantke, Julia Stagegaard, Tomo Takano, Yuta Shintaku, Ikki Matsuda
Intraspecific macroscopic digestive anatomy of ring-tailed lemurs (Lemur catta), including a comparison of frozen and formalin-stored specimens. Primates; journal of primatology 62 (2) (2020)
Clemens J M Hohl, Daryl Codron, Thomas M Kaiser, Louise Françoise Martin, Dennis W H Müller, Jean-Michel Hatt, Marcus Clauss
Chewing, dental morphology and wear in tapirs (Tapirus spp.) and a comparison of free-ranging and captive specimens. PloS one 15 (6) (2020)
Ikki Matsuda, Colin A Chapman, Marcus Clauss
Colobine forestomach anatomy and diet. Journal of morphology 280 (11) (2019)
Ellen Schulz-Kornas, Julia Stuhlträger, Marcus Clauss, Roman M Wittig, Kornelius Kupczik
Dust affects chewing efficiency and tooth wear in forest dwelling Western chimpanzees (Pan troglodytes verus). American journal of physical anthropology 169 (1) (2019)
Christian Ehrlich, Daryl Codron, Reinhold R Hofmann, Jürgen Hummel, Marcus Clauss
Comparative omasum anatomy in ruminants: Relationships with natural diet, digestive physiology, and general considerations on allometric investigations. Journal of morphology 280 (2) (2019)
Christian Schiffmann, Marcus Clauss, Stefan Hoby, Jean-Michel Hatt
Weigh and see-Body mass recordings versus body condition scoring in European zoo elephants (Loxodonta africana and Elephas maximus). Zoo biology 39 (2) (2019)
Marcin Przybyło, Marcus Clauss, Sylvia Ortmann, Zygmunt M Kowalski, Paweł Górka
The effect of fructose supplementation on feed intake, nutrient digestibility and digesta retention time in Reeves's muntjac (Muntiacus reevesi). Journal of animal physiology and animal nutrition 103 (6) (2019)
Ali Kiani, Marcus Clauss, Sylvia Ortmann, Catharina Vendl, Elizabeth R Congdon, Emilio A Herrera, Michael Kreuzer, Angela Schwarm
Digestive physiology of captive capybara (Hydrochoerus hydrochaeris). Zoo biology 38 (2) (2019)
Amanda McGrosky, Carlo Meloro, Ana Navarrete, Sandra A Heldstab, Andrew C Kitchener, Karin Isler, Marcus Clauss
Gross intestinal morphometry and allometry in primates. American journal of primatology 81 (8) (2019)
Daniela Eileen Winkler, Ellen Schulz-Kornas, Thomas M Kaiser, Annelies De Cuyper, Marcus Clauss, Thomas Tütken
Forage silica and water content control dental surface texture in guinea pigs and provide implications for dietary reconstruction. Proceedings of the National Academy of Sciences of the United States of America 116 (4) (2019)
Marcus Clauss
Phylogenetic signal in tooth wear? A question that can be answered-By testing. Ecology and evolution 9 (11) (2019)
Nadine Idalan, Louise F Martin, Marcus Clauss
Physical characteristics of gastrointestinal content of llama (Lama glama). Journal of animal physiology and animal nutrition 103 (4) (2019)
Amanda McGrosky, Daryl Codron, Dennis W H Müller, Ana Navarrete, Karin Isler, Reinhold R Hofmann, Marcus Clauss
Gross intestinal morphometry and allometry in ruminants. Journal of morphology 280 (9) (2019)
Paulin Wendler, Nicolas Ertl, Michael Flügger, Endre Sós, Paul Torgerson, Peter Paul Heym, Christian Schiffmann, Marcus Clauss, Jean-Michel Hatt
Influencing factors on the foot health of captive Asian elephants (Elephas maximus) in European zoos. Zoo biology 39 (2) (2019)
Christian Schiffmann, Therese Hård, Madeleine Hjelm, Marcus Clauss
Soft and persistent-The influence of sand-flooring and calves on the resting behavior of a zoo-kept African elephant (Loxodonta africana) group. Zoo biology 39 (1) (2019)
Takashi Hayakawa, Senthilvel K S S Nathan, Danica J Stark, Diana A Ramirez Saldivar, Rosa Sipangkui, Benoit Goossens, Augustine Tuuga, Marcus Clauss, Akiko Sawada, Shinji Fukuda, Hiroo Imai, Ikki Matsuda
First report of foregut microbial community in proboscis monkeys: are diverse forests a reservoir for diverse microbiomes? Environmental microbiology reports 10 (6) (2018)
Wilfredo Falcón, Samuel Furrer, Martin Bauert, Jean-Michel Hatt, Dennis M Hansen, Marcus Clauss
Evaluation of artificial heating sources for the thermoregulation of Aldabra giant tortoises (Aldabrachelys gigantea) in Zurich zoo. Zoo biology 37 (6) (2018)
Nicole L Ackermans, Daniela Eileen Winkler, Ellen Schulz-Kornas, Thomas M Kaiser, Dennis W H Müller, Patrick R Kircher, Jürgen Hummel, Marcus Clauss, Jean-Michel Hatt
Controlled feeding experiments with diets of different abrasiveness reveal slow development of mesowear signal in goats (Capra aegagrus hircus). The Journal of experimental biology 221 (Pt 21) (2018)
Leticia Guerra Aldrigui, Sergio L G Nogueira-Filho, Vanessa Souza Altino, Alcester Mendes, Marcus Clauss, Selene S D C Nogueira
Direct and indirect caecotrophy behaviour in paca (Cuniculus paca). Journal of animal physiology and animal nutrition 102 (6) (2018)
S A Tahas, Udo Hetzel, B Altenbrunner-Martinek, O Martin Jurado, S Hammer, A Arif, Jean-Michel Hatt, Marcus Clauss
Microanatomy of the digestive tract, hooves and some visceral organs of addax antelope (Addax nasomaculatus) following a concentrate or forage feeding regime. Anatomia, histologia, embryologia 47 (3) (2018)
Wilfredo Falcón, Rich P Baxter, Samuel Furrer, Martin Bauert, Jean-Michel Hatt, Gabriela Schaepman-Strub, Arpat Ozgul, Nancy Bunbury, Marcus Clauss, Dennis M Hansen
Patterns of activity and body temperature of Aldabra giant tortoises in relation to environmental temperature. Ecology and evolution 8 (4) (2018)
Nicole L Ackermans, Marcus Clauss, Daniela Eileen Winkler, Ellen Schulz-Kornas, Thomas M Kaiser, Dennis W H Müller, Patrick R Kircher, Jürgen Hummel, Jean-Michel Hatt
Root growth compensates for molar wear in adult goats (Capra aegagrus hircus). Journal of experimental zoology. Part A, Ecological and integrative physiology 331 (2) (2018)
Christian Schiffmann, Stefan Hoby, Christian Wenker, Therese Hård, Robert Scholz, Marcus Clauss, Jean-Michel Hatt
When elephants fall asleep: A literature review on elephant rest with case studies on elephant falling bouts, and practical solutions for zoo elephants. Zoo biology 37 (3) (2018)
Annelies De Cuyper, M Hesta, S Tibosch, C Wanke, Marcus Clauss, G P J Janssens
How does dietary particle size affect carnivore gastrointestinal transit: A dog model. Journal of animal physiology and animal nutrition 102 (2) (2017)
J Hummel, F Scheurich, S Ortmann, L A Crompton, M Gerken, Marcus Clauss
Comparative selective retention of particle size classes in the gastrointestinal tract of ponies and goats. Journal of animal physiology and animal nutrition 102 (2) (2017)
Aleksis Karme, Janina Rannikko, Aki Kallonen, Marcus Clauss, Mikael Fortelius
Mechanical modelling of tooth wear. Journal of the Royal Society, Interface 13 (120) (2017)
F Grandl, A Schwarm, S Ortmann, M Furger, M Kreuzer, Marcus Clauss
Kinetics of solutes and particles of different size in the digestive tract of cattle of 0.5-10 years of age, and relationships with methane production. Journal of animal physiology and animal nutrition 102 (3) (2017)
Marie T Dittmann, Michael Kreuzer, Ullrich Runge, Marcus Clauss
Ingestive mastication in horses resembles rumination but not ingestive mastication in cattle and camels. Journal of experimental zoology. Part A, Ecological and integrative physiology 327 (2-3) (2017)

Marcus Clauss.css-eqlu8i{font-size:small;padding-left:4px;} (M Clauss)

Publication Activity (10 Years)

Top Topics

Top Venues

Marcus Clauss (M Clauss)