Sorry BUGS, your brain isn't equipped for REM sleep, or any sleep for that matter.
Females can activate their testes and deactivate their ovaries.
Did you know that most so-called poisonous snakes aren't poisonous at all, but actually venomous?
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Almost all mammals, in fact, have REM sleep; birds do too, although only in the early parts of their lives. It seems that sleep and REM are required by a particularly complex kind of brain.