The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13
Australian Graham Barker has been collecting his own belly button fluff every day since 1984 - keeping it in storage jars.
15
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 Jewel Wasp injects a drug into a cockroach’s brain, turns it into a zombie, rides it like a horse back to its burrow, and then lets its hatched larvae feed on the cockroaches body from the inside.
6
The chlorine smell in swimming pools is accentuated by the chemical's reaction with impurities (like poop.)
7
An average person’s yearly fast food intake will contain 12 pubic hairs.
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Sniffologists have the job of sniffing armpits.
4