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
Twenty nine percent of women spend more time shopping for shoes than they do looking for a life long mate.
737
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
212
Raj from the Big Bang Theory is married to Miss India.
11
Couples' personalities converge over time to make partners more and more similar.
235