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The basal bird Archaeopteryx, from the Jurassic, is well known as one of the first "missing links" to be found in support of evolution in the late 19th century. Though it is not considered a direct ancestor of modern birds, it gives a fair representation of how flight evolved and how the very first bird might have looked.
A turning point came in the early twentieth century with the writings of Gerhard Heilmann of Denmark.An artist by trade, Heilmann had a scholarly interest in birds and from 1913 to 1916, expanding on earlier work by Othenio Abel, [12] published the results of his research in several parts, dealing with the anatomy, embryology, behavior, paleontology, and evolution of birds. [13]
Earliest ostriches, trees representative of most major groups of oaks have appeared by now. [102] 20 Ma First giraffes, hyenas, and giant anteaters, increase in bird diversity. 17 Ma First birds of the genus Corvus (crows). 15 Ma Genus Mammut appears in the fossil record, first bovids and kangaroos, diversity in Australian megafauna. 10 Ma
The shared history of birds and dinosaurs is well-established, but exactly how true birds evolved during the Mesozoic is a bit of a mystery. Adding to this conundrum are fossilized footprints of ...
The oldest fossil evidence for paravians — the dinosaur group that includes the earliest birds and their closest relatives — appears around the middle of the Jurassic Period (201.3 million to ...
In heraldry, birds, especially eagles, often appear in coats of arms [325] In vexillology, birds are a popular choice on flags. ... as Ottorino Respighi first did; ...
A small bird discovered nearly 200 years ago in South Carolina has been declared extinct by the U.S. Fish and Wildlife Service. ... first identified in South Carolina nearly 200 years ago, ...
1840 – John Gould publishes the first part of The Birds of Australia; 1840 – Luigi Benoit publishes Ornitologia Siciliana; Egyptian vulture in William Yarrell's History of British Birds (1843) 1843 – William Yarrell publishes History of British Birds as a whole in three volumes. It first appeared in parts of 3 sheets every 2 months from ...