Eating aphids by Crossbills in Hakodate_1

Eating aphids by Crossbills in Hakodate_2

Nestlings predation by raccoon dog in the Eastern Crowned Leaf Warbler’s nest

Nestlings predation by Japanese rat snake in the Eastern Crowned Leaf Warbler’s nest

A pair of Baikal teal, swimming, walking across a promenade, climbing a slope, and eating acorns in an oak forest

Predation behavior in Coelotes kumejimanus

Predation behavior in Coelotes kumejimanus

An orb-web spider, Cyclosa argenteoalba, being captured by a robber fly

Predation on tadpoles of Kurixalus eiffingeri by Dinodon rufozonatum walli

増強された警察機動力

Predation on breeding pair of Ryukyu kajika frog by mudflat crabs

Predation on breeding pair of Ryukyu kajika frog by sakishima odd-tooth snake

Copy of a Work by Yumeji "Twilight in Tsukiji"

Ritual combat of Elaphe quadrivirgata observed in the non-mating season

Fighting behavior of three-spined stickleback Gasterosteus aculeatus released by its reflected image in a mirror

楽観を許されぬ英国動揺の影響 : 種々の問題が提供され色々に観測される

ランカシアの更生案 : 悲観されるその実現性

Field observation of escape behaviour with inking in the Japanese pygmy squid (S-stop)

Field observation of escape behaviour with inking in the Japanese pygmy squid (C-change)

PARISIAN SKETCHES 21: SCENE OF HORSEFLESH-EATING. － True indeed... there's Sir eating his old horse... I only hope that one day he doesn't get the idea of sitting down to eat his old maid!..

Observation record of a male Ashy Minivet Pericrocotus divaricatus divaricatus carrying nest materials into the nest of Asian Brown Flycatchers Muscicapa dauurica in Hokkaido, northern Japan

Books donated by citizens of San Diego are placed in the "Friendship Shelves" of Yokohama Municipal Library

Up-down assymmetry in predatory behavior of orb-web spider Cyclosa octotuberculata

支那ファッショ運動 : 疑問視されるその進展性

The Life of the Virgin in Emblems: The Eagle and the Eaglet