dangado6694 dangado6694
  • 13-04-2018
  • Biology
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According to embryology, why do fish and birds have a common ancestor?

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joannaespino21ovh5wx
joannaespino21ovh5wx joannaespino21ovh5wx
  • 13-04-2018
fish, reptiles, birds, and mammals have very similar embryos with gill slits and tales, but all but fish get rid of the gills as they mature
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Аноним Аноним
  • 13-04-2018
Onesimilarity is that they having very similar embryo's!
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