Crows living in some urban areas drop nuts into traffic to let the passing cars crush them, then they wait for the red lights to stop the traffic so they can grab and eat it.
17
When cats are happy, they may squeeze their eyes shut.
10
Sheep, goats, octopuses, and toads have rectangular pupils.
7
The elephant brain weighs about 6,000g.
274
A giraffe's kick is so powerful that it can decapitate a lion.
216
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