A snail can sleep for three years.
40
Rats can't vomit, that's why rat poison works.
68
There are more chickens than people in the world.
325
The average life expectancy of an ant is 45-60 days.
81
A blue whale's aorta (the main blood vessel) is large enough for a human to crawl through.
52
On average, there's 300 billion neurons in the octopus brain.
129
The octopus' testicles are located in its head.
82
The difference between antlers and horns is that antlers are shed each year and are made of bone while horns are kept for life and are made of living tissue and bone with a sheath that is very similar to human finger nails.
10