1. Laboratory of Veterinary Toxicology Tokyo University of Agriculture and Technology Tokyo Japan
2. Laboratory of Veterinary Pathology Nihon University Fujisawa‐shi Japan
3. Cooperative Department of Veterinary Medicine Iwate University Morioka‐shi Japan
4. Laboratory of Ethology, Tokyo University of Agriculture and Technology Tokyo Japan
5. Meiji Institute for Advanced Study of Mathematical Sciences Tokyo Japan
6. Smart‐Core‐Facility Promotion Organization, Tokyo University of Agriculture and Technology Tokyo Japan
7. Kyoto City Zoo, Sakyo‐ku Kyoto Japan
8. Morioka Zoological Park Morioka‐shi Japan
9. Okayama University of Science Imabari‐shi Japan
10. Kyoto Institute of Nutrition & Pathology Inc. Kyoto Japan