When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20
Touching a teddy bear can make people feel less lonely.
36
Only humans shed emotional tears.
331
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
When the "Elephant Whisperer" Lawrence Anthony died, a whole herd of elephants arrived at his house to mourn him.
25