Australian Graham Barker has been collecting his own belly button fluff every day since 1984 - keeping it in storage jars.
15
15% of snails survive digestion by birds and are found alive in their droppings, potentially leading to the spread of snail populations.
1
In Brazil, there's a species of cockroach that eats eyelashes, usually those of young children while they are asleep.
151
Within three days of death, the enzymes that once digested your food begin to eat you.
22