Female fighting of Dorcus rectus rectus

Fighting Thomson's gazelle

Osaka Museum of Natural History

Movie Archives of Animal Behavior

Red foxes fighting over territory

Osaka Museum of Natural History

Movie Archives of Animal Behavior

Male-male competition of Japanese scorpionfly

Osaka Museum of Natural History

Movie Archives of Animal Behavior

Fighting Cock [verso: Master of Fighting Cock]

Museum of Contemporary Art Tokyo

Tokyo Museum Collection

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

Male-male agonistic behavior of Sitticus penicillatus (3)

Osaka Museum of Natural History

Movie Archives of Animal Behavior

Male-male combat of Otton frogs

Osaka Museum of Natural History

Movie Archives of Animal Behavior

Male-male combat of Otton frogs II

Osaka Museum of Natural History

Movie Archives of Animal Behavior

(Group of samurai fighting)

Tokyo Photographic Art Museum

Tokyo Museum Collection

(Group of samurai fighting)

Tokyo Photographic Art Museum

Tokyo Museum Collection

Fight of hummingbird

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

セボシタビラの雄間闘争

Osaka Museum of Natural History

Movie Archives of Animal Behavior

Male-male competition in Uca arcuata

Osaka Museum of Natural History

Movie Archives of Animal Behavior

オイカワの雄間闘争

Osaka Museum of Natural History

Movie Archives of Animal Behavior

shell fight of hermit crabs

Osaka Museum of Natural History

Movie Archives of Animal Behavior

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

Osaka Museum of Natural History

Movie Archives of Animal Behavior

Swan Fighting

Tokyo Photographic Art Museum

Tokyo Museum Collection

Swan Fighting

Tokyo Photographic Art Museum

Tokyo Museum Collection

Warriors Fighting with Female Witness

Harvard Art Museums

Harvard Art Museums API

Sei no soutou to ningenku

NDL Digital Collections

NDL Digital Collections

Master of fighting Cocks [verso: Two Girls]

Museum of Contemporary Art Tokyo

Tokyo Museum Collection

Male three-spined stickleback chasing a female out of the territory

Osaka Museum of Natural History

Movie Archives of Animal Behavior