Help make Alexa smarter on Alexa Answers. Sign in with Amazon

Animals

Are there any animals that do not sleep?


The jellyfish and sea urchin cannot sleep due to the lack of a brain. Also, the bullfrog has been found to never sleep.

{{ relativeTimeResolver(1585283347203) }}

LIVE
Points points 291
Rating 0

Similar Questions
Sign in to view all similar questions

Join Alexa Answers

Help make Alexa smarter and share your knowledge with the world

LEARN MORE