One litter of kittens can be produced by more than one father.
57
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
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11
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
The desire to squeeze and hug cute things comes from the same place in your brain as aggression.
65
Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26
A couple had their wedding rings engraved with a waveform of their own voices saying "I do."
10