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Central and South America
- Arctotherium ("bear beast") is an extinct genus of the Pleistocene short-faced bears endemic to Central and South America. Arctotherium migrated from North America to South America during the Great American Interchange, following the formation of the Isthmus of Panama during the late Pliocene.
en.wikipedia.org/wiki/Arctotherium
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Arctotherium ("bear beast") is an extinct genus of the Pleistocene short-faced bears endemic to Central and South America. [1] Arctotherium migrated from North America to South America during the Great American Interchange, following the formation of the Isthmus of Panama during the late Pliocene.
Sep 14, 2023 · The Arctotherium, also known as the “short-faced bear,” was a massive mammal that lived during the Pleistocene epoch, between 2.5 million and 11,000 years ago. This period was characterized by the presence of large mammals, including the iconic woolly mammoth and saber-toothed cats.
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Feb 16, 2011 · The first of five Arctotherium species, A. angustidens was a descendant of earlier bears that traveled to South America when the Panamanian land bridge opened a connection to North...
Feb 16, 2011 · The newly-described bones were discovered in 1935 during construction of the San Juan de Dios hospital in La Plata City, Buenos Aires Province, Argentina. They date to about one million years ago,...
- Riley Black
Jul 5, 2024 · The Arctotherium angustidens is the largest known example and weighed as much as 2,000 pounds more than other large bears of the period. Extinction – Why Did It Die Out? When Arctotherium angustidens first evolved in South America, there were few other predators that could compete with them for food and resources.
Jan 1, 2011 · The South American giant short-faced bear (Arctotherium angustidens Gervais and Ameghino, 1880) is one of five described Arctotherium species endemic to South America and it is known for being the earliest, largest, and most carnivorous member of the genus.
May 27, 2024 · Arctotherium is thought to have evolved from North American short-faced bears. Their ancestors traveled to South America when the Panamanian land bridge opened up around 3 million years ago in the late Pliocene epoch.
