Mass extinction of birds at the Cretaceous–Paleogene (K–Pg) boundary

The effect of the Cretaceous-Paleogene (K-Pg) (formerly Cretaceous–Tertiary, K–T) mass extinction on avian evolution is debated, primarily because of the poor fossil record of Late Cretaceous birds. In particular, it remains unclear whether archaic birds became extinct gradually over the course of t...

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Bibliographic Details
Published in:Proceedings of the National Academy of Sciences - PNAS 2011-09, Vol.108 (37), p.15253-15257
Main Authors: Longrich, Nicholas R, Tokaryk, Tim, Field, Daniel J
Format: Article
Language:English
Subjects:
Animals
Avifauna
Biological Sciences
Birds
Birds - anatomy & histology
Birds - genetics
Birds - physiology
Body Size
Bone and Bones - anatomy & histology
Cretaceous
Cretaceous Paleogene extinction
Dinosaurs
Extinction
Extinction, Biological
Foot bones
Fossils
Maastrichtian age
Mass extinction events
Mass extinctions
Mesozoic
North America
Paleogene
Paleogene period
Phylogenetics
Phylogeny
Physical Sciences
Species extinction
Time Factors
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