Sea otters hold hands while sleeping so they don’t drift away from each other.
104
A new born kangaroo is small enough to fit in a spoon!
7
A couple had their wedding rings engraved with a waveform of their own voices saying "I do."
10
Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12
One litter of kittens can be produced by more than one father.
57
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13