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What is a giant short-faced bear from the Pleistocene?
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What is a short-faced bear?
The giant short-faced bear, Arctodus simus, was an extremely large bear that occupied much of North America throughout the Pleistocene. It is often described as the largest Pleistocene land carnivore in North America, although several new studies suggest that this member of the Carnivora family may actually have been an omnivore (Figuerido et ...
Arctodus is an extinct genus of short-faced bear that inhabited North America during the Pleistocene (~2.5 Mya until 12,800 years ago). There are two recognized species: the lesser short-faced bear ( Arctodus pristinus ) and the giant short-faced bear ( Arctodus simus ).
Also called the bulldog bear, the giant short-faced bear (Arctodus simus) was undoubtedly the fastest running bear that ever lived. Rangier and longer legged than any bear today, it was about five feet at the shoulders when walking and stood as tall as 12 feet on its hind legs.
Oct 21, 2023 · Commonly known as the short-faced bear, Arctodus was a prehistoric bear genus that lived during the Pleistocene Epoch from 2.5 million to 11,000 years ago. It is often referred to as the largest land carnivore of the Pleistocene Epoch and one of the largest meat-eating mammals that have ever lived .
- Jerry Young
- Appearance
- Range and Habitat
- Causes of Extinction
- Diet
Arctodus simus was taller than the present-day Grizzly bears. However, they were not as heavily built as the Grizzlies. In fact, they had leaner body structure with longer and more slender limbs compared to today’s brown bears.
Arctodus simus inhabited high grasslands (sometimes at fairly high elevation) in the western part of North America – from Alaska and Yukon to as far as Mexico. Their fossil samples have been found in most of the western states (and also as far east as Virginia), with California topping the list. One A. simus site was as high as 9000 feet in elevati...
Short-faced bear went extinct around 12000 years ago. It is believed that the primary cause of their extinction is changes in their natural habitat. The disappearance of large herbivorous that they might have preyed upon played a huge role in wiping them off. Hunting by the human population and increased competition with smaller animals, (such as t...
This species was greatly adapted for a carnivorous way of life. They had forward facing pair of eyes and the eye sockets are set wide apart offering them an excellent vision. They had a broad and short snout offering them a great nasal passage. It suggests that they had an acute sense of smell and they could inhale huge chunks of oxygen while runni...
- Mammalia
- Carnivora
- Animalia
- Chordata
Jun 27, 2024 · Fossils of the giant short-faced bear, Arctodus simus (Cope, 1879), have been recovered from over 100 localities in North America, extending from Mexico to Alaska and California to Virginia. Despite this large range, the species has never been recorded from the southeastern United States.
Feb 3, 2011 · The South American giant short-faced bear roamed its namesake continent about 500,000 to 2 million years ago and would have been the largest and most powerful meat-eater on land at the time, scientists say.
