When cats are happy, they may squeeze their eyes shut.
10
Sea otters hold hands while sleeping so they don’t drift away from each other.
104
Dolphins have names for one another.
18
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 group of pugs is called a grumble.
10
Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26