The copulation of guppy

Coercive copulation of guppy

Rejection of copulation

Copulation of Vespa simillima

Acceptance of copulation

Attempted copulation of cat

Copulation of rabbits

copulation of Japanese macaques I

copulation of Japanese macaques II

copulation

copulation

Copulation in the peregrine falcon Falco peregrinus

Ladybug's Copulation

Copulation in the Spot-billed Duck, Anas poecilorhyncha

Copulation in the land snail Satsuma (Luchuhadra) amanoi

Rejection of copulation of the Eastern Pale Clouded-Yellow Colias erate

cat's copulation

cat's copulation

Copulation in a horse fly

Copulation in Pugettia quadridens quadridens

Failed copulation in the land snail Satsuma (Luchuhadra) amanoi

Courtship and copulation behavior of firefly, Luciola cruciata

Failure in interspecific copulation of Apid bees

Sneaking of male guppy

Interruption of copulation by an intruding male