Waving behavior of fiddler crab Ilyoplax pusilla

Aggressive dash of a fiddler crab Ilyoplax pusilla

Waving behavior of ocypodid crab Macrophthalmus japonicus

Waving behaviour of a fiddler crab, Uca lactea lactea

Waving behavior of sand bubbler crab Scopimera globosa

A change of courtship waving display and pair formation in a fiddler crab

Surface mating of a fiddler crab, Uca lactea

A sesarmid crab preys a fiddler crab

Foraging behavior of rocky reef crab

The arm-waving behavior of Japanese Grass Lizard

Feeding behavior of porcelain crab, Petrolisthes japonicus

Foraging behavior of the hermit crab, Pagrus filholi

Feeding behavior of sand bubbler crab Scopimera globosa

Unhappy interaction between male and female fiddler crab: vol.2

Unhappy interaction between male and female fiddler crab: vol.1

A fiddler crab caught in a live trap

A male fiddler crab captured a female and took her into his burrow

Circular waving of Uca lactea

Lateral-flick waving of Uca lactea

Lateral-circular waving of Uca lactea

Rapid-vertical waving of Uca lactea

Spraying behavior of Megaloptera

Courtship behavior of Smews

Feeding behavior of parrotfish

Threatening behavior of deer