Structure, ontogeny and evolution of the patellar tendon in emus (Dromaius novaehollandiae) and other palaeognath birds

The patella (kneecap) exhibits multiple evolutionary origins in birds, mammals, and lizards, and is thought to increase the mechanical advantage of the knee extensor muscles. Despite appreciable interest in the specialized anatomy and locomotion of palaeognathous birds (ratites and relatives), the s...

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Bibliographic Details
Main Authors: Sophie Regnault, Andrew A. Pitsillides, John R. Hutchinson
Format: Article
Language:English
Published: PeerJ Inc. 2014-12-01
Series:PeerJ
Subjects:
Online Access:https://peerj.com/articles/711.pdf