Plants and Animals
Fossils and Evolution
Earth
Climate Change
Humans
Robert Katz
Guest Writer
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4 pieces
fossils
February 23, 2016
Australia’s demon duck of doom
If an island is large enough and isolated from land-based predators for enough time, one thing invariably happens: giant birds evolve.
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fossils
January 17, 2016
The mixed-up eggs of Australia’s mega-birds
Eggs thought to belong to the giant bird Genyornis were likely laid by a much smaller extinct bird from another branch of the family tree.
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fossils
February 26, 2015
The crocodilian rulers of pre-Amazonian Peru
Seven crocodile species found in single 13-million-year-old bone bed reveal the diversity of Peru before the formation of the Amazon.
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fossils
November 20, 2014
New Zealand’s 25 million year old “Dawn Whales”
Twenty-five million year old rocks in New Zealand have yielded two species of archaic baleen whale. These whales, both members of the genus Tohoraata, retained teeth at the tips of their jaws in addition to baleen.
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