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Friday, September 22, 2017

Sleep

Science Daily: Jellyfish, with no brains, still seem to sleep - Jellyfish and humans may seem wildly different, but both still need to sleep
summary - The discovery that primitive jellyfish sleep suggests that sleep is an ancient, evolutionarily conserved behavior.

2 comments:

Glynn Kalara said...

But do they dream?

Jim Sande said...

good question.