What similarities do birds and reptiles share regarding external coverage, reproduction and excretion?

1 year ago
Biology

Regarding external coverage, birds are similar to reptiles as they present impermeable keratinized coverages.

Concerning reproduction, in both fecundation is internal and the embryo develops within a shelled egg.

Regarding excretion, both excrete uric acid.

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Dipti KC
May 18, 2023
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