An Indian man known as "Snake Manu" can put small snakes, including deadly cobras, into his mouth and pass them out through his nose.
59
15% of snails survive digestion by birds and are found alive in their droppings, potentially leading to the spread of snail populations.
1
If a vampire bat goes 2 days without drinking blood, they can die. However, well fed female bats will puke up blood and share it with other bats that they like in exchange for grooming.
13
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13