Black-tailed gulls, catching and eating adult chironomids

Black-headed gulls, catching and eating adult chironomids

Black-tailed gulls mating

Black-tailed gulls, collecting nesting materials

A black-tailed gull, eating a dead crucian carp

A black-tailed gull eating a baby red-eared slider

Black-tailed gulls flocking around the colony

Courtship feeding in a couple of black-tailed gulls

A couple of black-tailed gulls choking as a courtship behavior

Threatening behavior of a black-tailed gull toward a grey heron

Long-call of black-tailed gull

Predation behaviour of a Hydaticus bowringii adult on a frog egg

Men Eating and Drinking

Greeting ceremony of black-tailed gull

Pecking of black-tailed gull: Dummy experiment 1

Duet of long calls in black-tailed gull

Japanese (Kamchatka) Pied Wagtails, hovering and catching prey by skimming over the surface of the river

Pecking of black-tailed gull: Dummy experiment ３

Pecking of black-tailed gull: Dummy experiment 2

Pecking of black-tailed gull: Dummy experiment ４

Men Eating and Drinking Outdoors

Men Eating and Drinking Outdoors

Spider monkey eating milpe palm fruit

A sesarmid crab preys a fiddler crab

オタマジャクシを捕食するハシボソガラス