Animals That Don't Sleep

19/ MAY  /2023


Bullfrogs are able to stay awake for long periods of time during the breeding season in order to protect their eggs  and tadpoles. 


Dolphins are known to sleep with one eye open, as they need to come to the  surface to breathe.


Giraffes only need between 10 minutes to 2 hours of sleep per day, and they usually nap standing up. 


Horses only need around 2 to 3 hours of sleep per day and often take naps while standing up. 


Jellyfish do not have a brain and therefore do not sleep. They are able to survive without rest as long as they have access to food.


Sharks are able to swim continuously without resting, and some species are  known to rest  while swimming. 


Elephants only sleep for around 2 to 3 hours per  day and often nap  standing up.