It has been estimated that a bite from a grizzly bear can crush a bowling ball.
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In 1918, a homing pigeon saved over 190 American soldiers by delivering a message to nearby support despite having been shot through the breast, blinded in one eye, covered in blood, and with a leg hanging on by just a tendon.
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Mahatma Gandhi used to travel with his goat so that he could have fresh milk.
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Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
A group of unicorns is called a blessing.
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There's a phone app called RoboRoach that allows you to remotely control a cockroach through a chip that you to manually implant into the unwitting critter.
10
In Australia, there are spiders big enough to eat snakes.
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