According to embryology, why do fish and birds have a common ancestor?

They both have embryos with gill slits and tails.

They both have embryos with traits that eventually disappear.

They both have embryos that develop into adults.

They both have embryos that form from a fertilized egg.

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31 December, 19:19

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Willow Montes · Answer 1

According to the fish the ancestor have the same gill slits and tails

According to embryology, why do fish and birds have a common ancestor?They both have embryos with gill slits and tails.They both have embryos with traits that eventually disappear.They both have embryos that develop into adults.They both have embryos that form from a fertilized egg.