New studies by two research teams published today in the journals Nature Ecology and Evolution and Current Biology challenge decades of accepted scientific opinion concerning the evolutionary relationships of tree sloths ...
Plants & Animals
Jun 6, 2019
0
549
Sloths and guppies appear to have little in common – one is an arboreal mammal living in the slow lane, while the other is a tiny tropical fish with a frantic existence. Yet both could hold the key to better understanding ...
Plants & Animals
Mar 12, 2019
0
109
A team of researchers from the National University of Central Buenos Aires, Olavarría, Stafford Research and La Brea Tar Pits and Museum, has found evidence that suggests the giant sloth went extinct before the onset of ...
Some 27,000 years ago in central Belize, a giant sloth was thirsty. The region was arid, not like today's steamy jungle. The Last Glacial Maximum had locked up much of Earth's moisture in polar ice caps and glaciers. Water ...
Archaeology
Feb 27, 2019
0
107
Unless you live in the tropical rainforests of South or Central America, most of the sloths you'll encounter will be two-toed sloths. This is because they are able to eat quite a varied diet and are therefore relatively easy ...
Plants & Animals
Jan 18, 2019
0
7
Knowing what extinct animals ate has long been determined by analyzing carbon isotopes locked inside fossil teeth. For two decades, a key isotope value in these equations has been assumed to be the same for all plant-eating ...
Archaeology
Jun 27, 2018
0
44
Researchers have uncovered important genomic data from the remains of an ancient giant ground sloth, or Mylodon darwinii, the emblematic creature named after Charles Darwin, whose discovery of fossilized remains in South ...
Archaeology
May 15, 2018
1
183
Rearing on its hind legs, the giant ground sloth would have been a formidable prey for anyone, let alone humans without modern weapons. Tightly muscled, angry and swinging its fore legs tipped with wolverine-like claws, it ...
Archaeology
Apr 26, 2018
2
783
Archaeologists who have been exploring the world's largest underwater cave—recently discovered in Mexico—presented their findings Monday, including fossils of giant sloths and an elaborate shrine to the Mayan god of commerce.
Paleontology & Fossils
Feb 20, 2018
0
723
When the Panamanian land bridge formed around 3 million years ago, Southern Mexico was in the middle of a great biotic interchange of large animals from North and South America that crossed the continents in both directions. ...
Archaeology
Aug 24, 2017
0
178
