Evidence that Earth's first mass extinction was caused by critters not catastrophe
In the popular mind, mass extinctions are associated with catastrophic events, like giant meteorite impacts and volcanic super-eruptions.
In the popular mind, mass extinctions are associated with catastrophic events, like giant meteorite impacts and volcanic super-eruptions.
Earth Sciences
Sep 2, 2015
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How many kinds of plants and animals are there in the world? Where do humans fit within the vast fabric of life? Indeed, how did life, including humans, evolve?
Evolution
Jun 11, 2015
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Anatomical and behavioral differences distinguish males and females in many extant and extinct animals. For instance, male peacocks have a large and flashy tail, whereas females are smaller and less brightly colored. Male ...
Plants & Animals
May 27, 2015
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A study of tooth enamel in mammals living today in the equatorial forest of Gabon could ultimately shed light on the diet of long extinct animals, according to new research from the University of Bristol.
Archaeology
Dec 22, 2014
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Evidence left at the crime scene is abundant and global: Fossil remains show that sometime around 252 million years ago, about 90 percent of all species on Earth were suddenly wiped out—by far the largest of this planet's ...
Earth Sciences
Mar 31, 2014
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Bones of a previously unknown species prove to be one of the oldest seabirds.
Archaeology
Jan 31, 2014
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Because of the large effects that humanity has on nature, species are already becoming extinct at rates never seen before due to increased farming, urbanization, and industrialization. Even protected natural areas of Västerbotten ...
Environment
Dec 10, 2013
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Somewhere between the ideas of resurrecting extinct species and engaging in genetic engineering of existing ones lies space for a conversation about a third potential approach to fending off conservation disaster.
Ecology
Oct 9, 2013
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(Phys.org) —Max Li, a University of Arizona doctoral student in the Department of Ecology and Evolutionary Biology, is studying mechanisms that determine how competing desert plants can coexist with each other and what ...
Ecology
Sep 25, 2013
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As fish disperse to find new habitats, scientists have developed a new model to judge a species' success in colonising new places. The study has shown some surprising results, suggesting that success can best be determined ...
Ecology
Sep 24, 2013
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