A group of kittens is called a "kindle".
10
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
A group of pugs is called a grumble.
10
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
Dolphins have names for one another.
18
One litter of kittens can be produced by more than one father.
57