The male remains in the coital position for approximately 15 seconds and then slowly drifts to one side and swims away.
The pair remained in the coital position for 30 minutes after the male had achieved intromission.
Legler observed five coital unions in one-half hour, each preceded by courting movements.
"copulation," 1713, scientific Latin, from Latin coitus "a meeting together; sexual union," past participle of coire, from com- "together" (see co-) + ire "come, go," (see ion). In Middle English as coite (early 15c.). Used in English in general senses of "meeting, uniting," and also of magnetic force, planetary conjunction, etc., before sexual sense came to predominate.
coitus co·i·tus (kō'ĭ-təs, kō-ē'-)
Sexual union between a male and a female involving insertion of the penis into the vagina. Also called coition, copulation.