Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
A couple had their wedding rings engraved with a waveform of their own voices saying "I do."
10
There's a young hippo and a 130+ year old tortoise in a Kenyan wildlife preserve who are best friends and they even sleep and play together.
40
A puppy is born blind, deaf, and toothless.
16
When cats are happy, they may squeeze their eyes shut.
10
Dolphins have names for one another.
18
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
There was a cable network called The Puppy Channel that, for 3 years, broadcast only broadcast footage of puppies playing.
1