ミヤコタナゴ♂

ツマグロヒョウモン（♂）の吸蜜

ブラシノキで採蜜するコマルハナバチ♂

♂を威嚇するカワセミ♀

オスクロハエトリ♂の威嚇誇示行動

ヒメカラスハエトリ♂の威嚇誇示行動

Tanakia tanago (Tanaka, 1909)

Tanakia tanago (Tanaka, 1909)

Tanakia tanago (Tanaka, 1909)

Tanakia tanago (Tanaka, 1909)

Tanakia tanago (Tanaka, 1909)

Tanakia tanago (Tanaka, 1909)

ミヤコタナゴ

Tanakia tanago (Tanaka, 1909)

Tanakia tanago (Tanaka, 1909)

Tanakia tanago (Tanaka, 1909)

Tanakia tanago (Tanaka, 1909)

ミヤコタナゴ♀

Male-male fighting in a butterfly

Paraoviposition of a male Sympetrum eroticum eroticum

Capturing paired female by egg-guarding male

Perching-position change in the calling male cicada (Oncotympana maculaticollis)

Male competition of the field cricket