Agonistic bahavior between males of domestic cats in the forest

Agonistic behavior between females of domestic cats in the forest

Reproductive behavior of domestic cats during the mating season in the forest

The Forest of Fossil B

Intermezzi: SIMPLICIUS in the Forest Wilderness

<Intermezzi>: SIMPLICIUS in the Forest Wilderness

Pair of Lovers in the Forest

In the Dune: Reminiscence of the Forest of La Haye

Major cheliped use in intruder male during male-male contest of hermit crab

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

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

Sperm release behavior of the dusky frillgoby Bathygobius fuscus males

Major cheliped use in owner male during male-male contest of hermit crab

Primeval Forest in Mist-The Mountain Range of Oku－Chichibu

The re-invasion behavior of Japanese scorpionfly males that lost the male-male competition

Mating Behavior of Typopeltis stimpsonii in the habitat

Behavioral changes of cirrus between before and after molting in the barnacle, Balanus rostratus

The responses of the male of Cobitis magnostriata to the vibrating finger

Spawning behavior of the Far Eastern catfish, Silurus asotus in paddy fields

Monster in the Guise of Kannon, Bodhisattva of Mercy

Deer bucks moving in the mating season

The Only Subway in the East Service between Ueno and Asakusa is Started

The Only Subway in the East Service between Ueno and Asakusa is Started

Mutual Relation of the Object and the Image in the Infinity, or the Hollow Head and the Pump Bottom

Color change of the color variant of false cleanerfish