The cat brain weighs about 30g.
167
A scorpion can hold its breath for up to 6 days.
19
A group of unicorns is called a blessing.
304
When a male honey bee climaxes during sex, his testicles explode and then he dies.
27
The octopus does not have a blind spot.
273
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
It has been estimated that a bite from a grizzly bear can crush a bowling ball.
11