A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11
The Basenji dog is the only dog that is not able to bark.
4
The oldest recorded elephant lived for 82 years.
213
Cats and dogs can hear ultrasound.
350
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
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16