Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12
The desire to squeeze and hug cute things comes from the same place in your brain as aggression.
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In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
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
A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
13
Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26
Sea otters hold hands while sleeping so they don’t drift away from each other.
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