Bird fossils refer to the remains or traces of birds that lived a very long time ago, which have been preserved in the earth's crust. These fossils provide valuable information about the history and evolution of birds.
Full definition
Synonyms for individual words can be found below.
«bird»
«fossils»
Sentences with «bird fossils»
- A new analysis of early bird fossils adds weight to the idea that they once had four wings. (newscientist.com)
- «Keratin and melanosomes preserved in 130 - million - year - old bird fossil.» (sciencedaily.com)
- Well, the reason you won't find half fish - half bird fossils is because they diverged evolutionarily long before either reached a form that you might recognize. (religion.blogs.cnn.com)
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