Bird intelligence
The difficulty of defining or measuring intelligence in non-human animals makes the question of avian intelligence resistant to scientific study. In general, birds have relatively large brains compared to their head size.
The difficulty of defining or measuring intelligence in non-human animals makes the question of avian intelligence resistant to scientific study. In general, birds have relatively large brains compared to their head size.
The difficulty of defining or measuring intelligence in non-human animals makes the question of avian intelligence resistant to scientific study. In general, birds have relatively large brains compared to their head size.
Source: Wikipedia "Bird intelligence" · CC BY-SA 4.0
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