Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
13
Sea otters hold hands while sleeping so they don’t drift away from each other.
104
A puppy is born blind, deaf, and toothless.
16
A new born kangaroo is small enough to fit in a spoon!
7