Exceptional dinosaur fossils reveal early origin of avian-style digestion

Volume: 8, Issue: 1
Published: Sep 21, 2018
Abstract
Birds have a highly specialized and efficient digestive system, but when this system originated remains uncertain. Here we report six gastric pellets attributable to the recently discovered 160-million-year-old troodontid dinosaur Anchiornis , which is among the key taxa for understanding the transition to birds. The gastric pellets contain lightly acid-etched lizard bones or fish scales, and some are associated with Anchiornis skeletons or even...
Paper Details
Title
Exceptional dinosaur fossils reveal early origin of avian-style digestion
Published Date
Sep 21, 2018
Volume
8
Issue
1
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