9.6K views · 121 reactions | We all have that one friend who only needs four hours of sleep every night (Oh, and that other friend who needs at least nine). And things aren't so different for members of the animal kingdom. Sleep time in animals ranges from just two hours a day for the elephant to 20 hours a day for the sloth! Which are you? The elephant or the sloth ;) Read more about animal snoozing: https://goo.gl/lVImvZ | LiveScience | Facebook

How Long do Animals Sleep? - We created this animation, to explore the sleep patterns of various animals and compare them to human sleep. From animals that snooze for most of the day to those that barely rest, discover the surprising differences in sleep duration across the animal kingdom. While we’ve included many animals in this comparison, you might notice that the water bear (tardigrade) is not featured. Although it can remain in a dormant state for up to 262,800 hours, this process is calle