Posts Tagged ‘Origin’

WFS News: Origin of unique respiratory system of birds and dinosaurs

@WFS,World Fossil Society,Riffin T Sajeev,Russel T Sajeev “The respiratory organs of vertebrates exhibit a tremendous degree of diversity, but the lung-air sac system of birds is truly unique among extant species,” says Dr. Markus Lambertz from the Institute for Zoology at the University of Bonn in Germany. Air sacs are bellows-like protrusions of the lung, […]

New fossil find pinpoints the origin of jaws in vertebrates

Source: University of Cambridge A major fossil discovery in Canada sheds new light on the development of the earliest vertebrates, including the origin of jaws, the first time this feature has been seen so early in the fossil record. A key piece in the puzzle of the evolution of vertebrates has been identified, after the […]