| Link | Quote | Stars | Tags | Author |
| d0ea392 | Sex in social mammals is generally carried out in public, before the gazes of other members of the troop. | mating mating-ritual public-sex sex | Jared Diamond | |
| ee421a3 | big-bang reproduction, or semelparity: a single reproductive effort, followed by preprogrammed death. | mating-ritual sex | Jared Diamond |