When birds sit quietly on a branch for long periods during winter, they are not usually sleeping but conserving energy, ...
Rescue birds always find a way of outdoing themselves when it comes to the cuteness factor. They're already impressive, showing off their extensive vocalizations and defying all logic by figuring out ...
Interesting Engineering on MSN
300-million-year-old brain rhythm links humans, birds, and lizards
Sleep looks peaceful on the outside, but inside the brain, it is anything but ...
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