Sleeping Dolphin

Dolphins sleep with one eye open and only one part of their brain slowed down at a time. They either float at the surface of the water or stay at the bottom.

Here are the links for the references of this fact:

http://en.wikipedia.org/wiki/Dolphin#Sleeping

http://www.randomfacts.com.au/rf/random_facts/random_animal_facts.html

And here is a video of a dolphin sleeping:

http://www.youtube.com/watch?v=1ZSzI5mHwS8

Sleeping pattern

Dolphins sleep with only one part of their brain slow-down at a time. They either float at the surface of the water, or they stay at the bottom.

Here are the links to the references :

http://www.randomfacts.com.au/rf/random_facts/random_animal_facts.html

Cats & Dogs

Cats make over 100 different sounds, dogs can only make about ten.

Here is a video about a cat that sounds possessed!

http://www.youtube.com/watch?v=T-lK9yrphVg

And here is the source of my fact

http://www.randomfacts.com.au/rf/random_facts/random_animal_facts.html