A banana slug can be 6-8 inches and their erect penis can be just as long. Also, their penises emerge from their heads. After sex, banana slugs eat each others penises.
17
The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
Poon Lim survived 133 days alone on a raft at sea by fishing, drinking bird blood, and killing a shark with a jug of water.
21
Cockroaches can live for 9 days after their head has been cut off.
140