Geology experts find evidence of dual mass extinctions 260 million years ago
Long before dinosaurs, Earth was dominated by animals that were in many ways even more incredible.
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
0
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
0
357
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
0
74
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
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
0
1406
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
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
An international group of researchers led by the University of Tasmania has taken a fresh look into the disappearance, and conceivable reappearance, of the Tasmanian tiger thylacine. The last thylacine confirmed killed in ...
Human life on Earth is utterly dependent on biodiversity but our activities are driving an increase in extinctions. Yet some extinct species continue to hold our fascination. New methods in genetics and reproductive biology ...
Plants & Animals
Mar 20, 2023
0
5