Bolas-swinging behavior in Ordgarius hobsoni

Bolas-swinging behavior in Ordgarius sexspinosus (2)

Bolas-swinging behavior in Ordgarius sexspinosus (1)

Bolas-building behavior in Ordgarius sexspinosus

Bolas-building behavior in Ordgarius hobsoni

Decorating behavior in Micippa platipes

Mating behavior in Arcuphantes iharai

Web-building behavior in Cyrtarachne akirai

Agonistic behavior in Pugettia quadridens quadridens

Predation behavior in Coelotes kumejimanus

Predation behavior in Coelotes kumejimanus

Courtship behavior in the Cardinalfish, Apogon niger

Exporting behavior in a peacock mantis shrimp

Web-breaking behavior in Poltys illepidus

Foraging behavior of leaf-cutting ants. I. Leaf cutting behavior

Predatory behavior in Robertus ogatai (Araneae: Theridiidae)

Greeting behavior in the messmate pipefish Corythoichthys haematopterus

Courtship behavior in the Rock Pigeon Columba livia

Predatory behavior in Robertus ogatai (Araneae: Theridiidae) (2)

Predatory behavior in a purse-web spider Calommata signata

Male-male sexual behavior in Cobitis magnostriata

Ant-dipping behavior by Bossou chimpanzee, Guinea

postovipositional behavior

Kissing flies (Mating behavior in Rivellia apicalis)

dogs' play behavior