When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25
Some British police cars carry a teddy bear to console children after an accident.
46
When cats are happy, they may squeeze their eyes shut.
10
Sergeant Stubby was the only war dog to be promoted to sergeant through combat in WWI. He saved his regiment from surprise mustard gas attacks, found and comforted the wounded, and even once caught a German spy by the seat of his pants, holding him there until American Soldiers found him.
16
One litter of kittens can be produced by more than one father.
57
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26