Fighting Thomson's gazelle

Red foxes fighting over territory

Osaka Museum of Natural History

Movie Archives of Animal Behavior

Female fighting of Dorcus rectus rectus

Osaka Museum of Natural History

Movie Archives of Animal Behavior

[Fighting Bulls]

The National Museum of Modern Art, Tokyo

Union Catalog of the Collections of the National Art Museums, Japan

Fighting Cock [verso: Master of Fighting Cock]

Museum of Contemporary Art Tokyo

Tokyo Museum Collection

Boys and fighting dogs

Los Angeles County Museum of Art

Norton Simon Museum Collection

Fighting Horses (Kämpfende Hengste)

The National Museum of Western Art, Tokyo

Union Catalog of the Collections of the National Art Museums, Japan

(Group of samurai fighting)

Tokyo Photographic Art Museum

Tokyo Museum Collection

Fighting Spirit, Yokozuna grand champion Chiyonoyama

Tokyo Photographic Art Museum

Tokyo Museum Collection

Tinbergen's Experiment - Key stimulus releasing fighting behavior of three-spined stickleback Gasterosteus aculeatus

Osaka Museum of Natural History

Movie Archives of Animal Behavior

Tousou no ato

NDL Digital Collections

NDL Digital Collections

Fight of hummingbird

Osaka Museum of Natural History

Movie Archives of Animal Behavior

ゼニタナゴの闘争

Osaka Museum of Natural History

Movie Archives of Animal Behavior

Sei no tousou

NDL Digital Collections

NDL Digital Collections

Dokuritsu no tousou

NDL Digital Collections

NDL Digital Collections

shell fight of hermit crabs

Osaka Museum of Natural History

Movie Archives of Animal Behavior

Fighting behavior of three-spined stickleback Gasterosteus aculeatus released by its reflected image in a mirror

Osaka Museum of Natural History

Movie Archives of Animal Behavior

Master of fighting Cocks [verso: Two Girls]

Museum of Contemporary Art Tokyo

Tokyo Museum Collection

Little Ladies (Fighting Ladies), Study

The National Museum of Modern Art, Kyoto

Union Catalog of the Collections of the National Art Museums, Japan

Shuukyou eno tousou

NDL Digital Collections

NDL Digital Collections

Male-male competition of Japanese scorpionfly

Osaka Museum of Natural History

Movie Archives of Animal Behavior

Male-male agonistic behavior of Carrhotus xanthogramma

Osaka Museum of Natural History

Movie Archives of Animal Behavior

Male-male agonistic behavior of Sitticus penicillatus (2)

Osaka Museum of Natural History

Movie Archives of Animal Behavior

セボシタビラの雄間闘争

Osaka Museum of Natural History

Movie Archives of Animal Behavior

Male-male agonistic behavior of Sitticus penicillatus (3)

Osaka Museum of Natural History

Movie Archives of Animal Behavior