[–] • 1 pt I thought there were some for whom sleep is optional? I thought there were some for whom sleep is optional? parent link [–] • 1 pt (edited ) Only ones I can think of are insects, but I dont know. I think all mammals do? Only ones I can think of are insects, but I dont know. I think all mammals do? parent link [–] • 1 pt Insects sleep. Flies and moths are the easiest to find. Insects sleep. Flies and moths are the easiest to find. parent link [–] • 1 pt For sure For sure parent link
[–] • 1 pt (edited ) Only ones I can think of are insects, but I dont know. I think all mammals do? Only ones I can think of are insects, but I dont know. I think all mammals do? parent link [–] • 1 pt Insects sleep. Flies and moths are the easiest to find. Insects sleep. Flies and moths are the easiest to find. parent link [–] • 1 pt For sure For sure parent link
[–] • 1 pt Insects sleep. Flies and moths are the easiest to find. Insects sleep. Flies and moths are the easiest to find. parent link
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