Not long after the dawn of complex animal life, tens of millions of years before the first of the "Big Five" mass extinctions, a rash of die-offs struck the world's oceans. Then, for reasons that scientists have debated for ...
Ecology
Oct 5, 2021
1
1394
The availability of prey and the ability to adapt to changing environments played key roles in the evolution of sharks. A new study, where 3,000 shark teeth were analyzed, provides new insight into how modern shark communities ...
Ecology
Oct 5, 2021
0
233
Death's come knocking a last time for the splendid ivory-billed woodpecker and 22 more birds, fish and other species: The U.S. government on Wednesday declared them extinct.
Ecology
Sep 29, 2021
3
53
For many species, there is a lack of information needed to make extinction risk assessments—a problem that is particularly acute in biodiverse regions such as Madagascar. Scientists also fear that current methods of assessing ...
Plants & Animals
Sep 22, 2021
0
70
A team of paleontologists from the University of Washington and its Burke Museum of Natural History and Culture excavated four dinosaurs in northeastern Montana this summer. All fossils will be brought back to the Burke Museum ...
Paleontology & Fossils
Sep 21, 2021
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6633
It is the elephant in the genomics room: can extinct species be resurrected? One bioscience firm insists they can, announcing Monday its intent to use emerging technology to restore the woolly mammoth to the Arctic tundra.
Biotechnology
Sep 13, 2021
3
2988
Before humans made their way to New Zealand, the critically endangered flightless parrot known as the kākāpō likely numbered in the hundreds of thousands. By 1995, their numbers had dwindled to just 51 birds, including ...
Plants & Animals
Sep 8, 2021
0
73
The Permian extinction, also called Permian-Triassic extinction or end-Permian extinction is the most severe biodiversity loss in Earth's history. According to Britannica, this extinction was characterized by the elimination ...
Earth Sciences
Sep 8, 2021
9
197
New Zealand may be relatively small, but its fossil record reveals a globally important ecological relationship between the number of species, their role in the ecosystem and ocean temperatures.
Earth Sciences
Aug 27, 2021
2
179
Research published today in the peer-reviewed Journal of Systematic Palaeontology describes the discovery of three new species of ancient creatures from the dawn of modern mammals, and hints at rapid evolution immediately ...
Paleontology & Fossils
Aug 18, 2021
1
1268
