Dolphins have names for one another.
18
Some British police cars carry a teddy bear to console children after an accident.
46
Meysi is one of the world's smallest dogs, measuring in at just 7cm tall, 12cm long, and weighing a meagre 250 grams (only slightly heavier than a hamster!)
11
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
Cuddling (or other ‘love’ acts) helps to heal physical wounds faster due to the release of Oxytocin which is proven to reduce swelling.
22