The oldest creature ever found was Ming the clam at an admirable 507 years old.
16
Cats recognise the voice of their owner, but never evolved to care.
22
Gorillas can catch human colds and other illnesses.
205
The CIA once spent $20 million on a cat equipped with gear to spy on the Soviets, but it was hit by a taxi.
328
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
Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19