The Very First Bird Fact That I Posted In January For Today January 21st 2022 Friday.

1 minute

When the extinction came at the end of the Cretaceous period, the non-avian dinosaurs were unable to survive.
All of them were wiped out.
The avian dinosaurs did manage to hang on, however.
This group of dinosaurs went on to become the bird’s that we know today.

The Sorce
Ornithology #13
Bird Evolution
Page #7

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