Fight of hummingbird

shell fight of hermit crabs

Fight

Fight for a nest in great cormorants Phalacrocorax carbo

Fight

[Cock Fight]

Agonistic interaction of Kajika frog (Buergeria buergeri) 2: escalated fighting

Fight for a nest in great cormorants Phalacrocoraz carbo(Long version)

Educational Picture:Japanese　(Children Life to Fight)

Educational Picture:Japanese　(Children Life to Fight)

Watching a Cock Fight

Female fighting of Dorcus rectus rectus

Male-male competition of Japanese scorpionfly

Male-male agonistic behavior of Carrhotus xanthogramma

Male-male fighting of northern elephant seals

Male-male agonistic behavior of Sitticus penicillatus (2)

Male-male agonistic behavior of Sitticus penicillatus (3)

Male-male agonistic behavior of Sitticus penicillatus (1)

Male-male combat of Otton frogs

Male-male combat of Otton frogs II

Male-male fighting of Harbor seals 1

Male-male fighting of Harbor seals 2

3 Good Fight, picture postcard

Territorial disputes of a monogamous butterflyfish

Male-male fighting behavior of the seed bug, Togo hemipterus