Question

suggest a reason why bird lay their eggs in a nest​

Answer 1

Explanation:

Two hypotheses can explain why nesting females lay some of their eggs parasitically: 1. Breeding Interruption—females resort to parasitism when forced to by nest predation or interference from conspecifics and salvage some fitness from reproductively committed eggs that would otherwise be wasted. 2

Answer 2

Answer:

The theory suggests that bird embryos get more air and develop into healthier chicks laying in a nest than they would inside the mother's body.

Explanation:

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