A couple had their wedding rings engraved with a waveform of their own voices saying "I do."
10
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
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
One litter of kittens can be produced by more than one father.
57
Raj from the Big Bang Theory is married to Miss India.
11
There's a young hippo and a 130+ year old tortoise in a Kenyan wildlife preserve who are best friends and they even sleep and play together.
40