Are birds more fatigued when they rest on flat surface rather than standing on a perch?

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Are birds more fatigued when they rest on flat surface rather than standing on a perch?

In: Biology

2 Answers

Anonymous 0 Comments

It depends on the type of bird.

Birds can be divided into two groups: Passerine (birds that prefer to perch) and Non-Passerine (birds that prefer to be on flat surfaces).

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