Elephants can obtain sleep while standing or lying
lateral recumbencyFoto: Elephants kept within the circus tent of the Swiss National Circus "Knie".
Elephants can obtain sleep while standing or lying |
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When elephants are undisturbed, they lie down and remain in recumbency
for 30-120 minutes at a time.
Foto: Elephants kept within the circus tent of the Swiss National Circus "Knie". |
©1998 BITS OF SLEEP (Demo) : Animal sleep: Behavioral sleep.