A black-tailed gull, eating a dead crucian carp

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

Black-tailed gulls, catching and eating adult chironomids

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

Long-call of black-tailed gull

Greeting ceremony of black-tailed gull

Pecking of black-tailed gull: Dummy experiment 1

Duet of long calls in black-tailed gull

Pecking of black-tailed gull: Dummy experiment ３

Black-tailed gulls, collecting nesting materials

Pecking of black-tailed gull: Dummy experiment 2

Black-tailed gulls mating

Pecking of black-tailed gull: Dummy experiment ４

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

Courtship feeding in a couple of black-tailed gulls

(Man Eating a Plane)

Black-tailed gulls flocking around the colony

A Japanese macaque eating the shoot of dwarf bamboo

A bonobo eating the fruit of an umbrella-tree

A sika deer eating fallen leaves of Euonymus planipes

Monkey in Koujima eating fish

Eating Lunch

Black-headed gulls, catching and eating adult chironomids

(Five women eating soba noodles with a foreigner)

An American red squirrel eating seeds of bigleaf maple