Sleep

They will find burrows or caves and fall into a deep sleep until the weather becomes ware enough for them.

Sea otters hold hands when they sleep.

It's quite common for a mother and her pup to hold each other's hands so that they don't drift away from each other while they sleep.

Horses can sleep standing up or lying down.

However, these creatures can sleep either standing up or lying down.

A group of horses will not go to sleep at the same time - at least one of them will stay awake to watch out for the others.

Cats sleep a lot, about 12-16 hours a day.

Otters like to hold hands while they sleep to stay together.

Did you know that horses can sleep both lying down and standing up?

Cats sleep for an average of 13 to 16 hours a day, which means they spend about two-thirds of their life sleeping.