Squids.

According to Fox News, humans aren't the only ones who get tired after sex. A study published today in the journal of Biology Letters has found that squids are often too tired to swim after having three-hour-long mating sessions. Researcher Amanda Franklin conducted a study that found post-sex, exhausted squids are unable to find food, avoid predators or mate again. weslie.leung/flickr 1 of 10 AFP/Getty Images 2 of 10 Alamy 3 of 10 ...

PARIS (AFP) - The sex life of Octopoteuthis deletron -- O. deletron, if you prefer -- is a cruelly hit-or-miss affair, according to candid footage of the deep-sea squid in its element, unveiled Wednesday. No foreplay, no tender caresses, no fond farewells until the next union, just a desperate drive to reproduce followed by a glancing quickie and an early death. Scientists suspect that some specimens can drift a lifetime without ever encountering a potential sex-partner, much less a soul-mate. Here the problem: It's dark. That may not be an impediment to intimacy in an aquarium, but in the open sea at 800 metres (2,600 feet) it can make the search for companionship long and lonely. "In ...