A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11
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.
104
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81