In times of environmental upheaval, how do communities of organisms respond? When entire species are wiped out, do surviving species move in and take over, or do new species immigrate to fill the gaps?
Evolution
Apr 13, 2023
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75
As a philosopher of science, Alisa Bokulich grapples with weighty questions like, how can scientific models represent a system as complex as the Earth? How can we reconstruct Earth's 4.5-billion-year history using only the ...
Environment
Apr 10, 2023
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60
Long before dinosaurs, Earth was dominated by animals that were in many ways even more incredible.
Earth Sciences
Apr 7, 2023
36
995
An international research team led by Goethe University Frankfurt, Germany, determined that Troodon, a dinosaur very close to modern birds, was a warm-blooded animal (an endotherm), but had a reproductive system similar to ...
Evolution
Apr 3, 2023
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1124
A new study suggests that predatory dinosaurs, such as Tyrannosaurus rex, did not have permanently exposed teeth as depicted in films such as Jurassic Park, but instead had scaly, lizard-like lips covering and sealing their ...
Evolution
Mar 30, 2023
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357
Modern cetaceans—whales and dolphins—have one of the largest size ranges of any living animal group, ranging from as small as 1.5 meters long to as much as 30. However, a new study reveals this diversity came much later ...
Evolution
Mar 30, 2023
0
251
The recent discovery of a sabretooth cat skull in southwest Iowa is the first evidence the prehistoric predator once inhabited the state.
Paleontology & Fossils
Mar 30, 2023
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74
Ancient 2-meter-long amphibians swam like crocodiles long before true crocodiles existed, according to a study published March 29, 2023, in the open-access journal PLOS ONE by David P. Groenewald of the University of the ...
Paleontology & Fossils
Mar 29, 2023
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1406
They are small, have a high reproductive output and live in the forests of Madagascar. During the 5-month rainy season, offspring are born and a fat pad is created to survive the cool dry season when food is scarce. But what ...
Plants & Animals
Mar 28, 2023
0
18
Discoveries of albino animals have a unique ability to capture the public imagination, often leading to flurries of social media and news coverage. (Think Migaloo, the famous white humpback whale.)
Plants & Animals
Mar 28, 2023
0
2
