The most expensive cow in the world was sold in 2009 for $1.2 million.
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Cats lose almost as much fluid in the saliva while grooming themselves as they do through urination!
205
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
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.
22
Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12
It has been estimated that a bite from a grizzly bear can crush a bowling ball.
11