Camelops facts for kids
Quick facts for kids Camelops |
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| Mounted skeleton of Camelops hesternus in the George C. Page Museum, Los Angeles | |
Scientific classification  |
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| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Mammalia |
| Order: | Artiodactyla |
| Family: | Camelidae |
| Subfamily: | Camelinae |
| Tribe: | Camelini |
| Genus: | †Camelops Leidy, 1854 |
| Species | |
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The Camelops was an amazing type of camel that lived a long, long time ago in North and Central America. These ancient camels roamed from about 4 million years ago until about 12,000-13,000 years ago. They were more like the camels we see today, such as dromedaries, than they were like llamas or alpacas. That's why scientists call them "true camels." The name Camelops means "camel-face" in Ancient Greek (from κάμηλος for "camel" and ὄψ for "face"). These large animals lived all over Western North America, from the Pacific coast to the Great Plains, and even as far north as Alaska and south to Honduras. Camelops disappeared during a big extinction event at the end of the Ice Age, along with many other large animals. Scientists think that hunting by early humans might have played a part in their disappearance.
Contents
Discovering the Ancient Camel
Early Discoveries and Naming
The first Camelops fossil was found in 1854 by a scientist named Joseph Leidy. He found part of an upper jawbone in what is now Kansas. Leidy named this new animal Camelops kansanus. Later, in 1874, he found more teeth in California and named another species, Camelops hesternus. This second species is the one scientists know the most about today. Over the years, many other Camelops fossils were found. Scientists first gave them different names, but now they believe most of these were actually the same species as C. hesternus. There is one other species, C. minidokae, which might have been a bit smaller than C. hesternus.
How Camelops Evolved
The camel family, which includes modern camels and llamas, first appeared in North America about 46 to 42 million years ago. Over millions of years, they spread out and changed. The two main groups we know today, true camels (like dromedaries) and lamines (like llamas and alpacas), separated around 17.5 to 16 million years ago. Modern camels are thought to have come from an ancestor called Paracamelus. This ancestor crossed the Bering Land Bridge from North America into Asia about 6 million years ago.
For a long time, scientists thought Camelops was related to llamas. But new studies, using ancient DNA, showed that Camelops was actually a "true camel," much more closely related to today's dromedaries. They likely split from modern camels about 11 to 10 million years ago. Camelops was the last type of camel to live in the Americas during the late Ice Age.
What Camelops Looked Like
Camelops hesternus was a very large camel, similar in shape to a modern dromedary. It stood about 2.3 m (7 ft 7 in) tall at the shoulder. That's taller than most grown-ups! Its weight could range from about 437 kilograms (963 lb) to 1,000 kilograms (2,200 lb). We don't know for sure if Camelops had humps like today's camels. Its teeth were very strong and tall (called hypsodont), perfect for grinding tough plants. The skull was long, and its nasal bones were strongly arched. Camelops had a relatively large brain, weighing about 990 grams (2.18 lb). Its legs were long and strong, even longer than those of modern dromedaries, but also very sturdy.
Where and How Camelops Lived
During the Pleistocene Ice Age, Camelops fossils have been found across a huge area of western North America. They lived from California all the way to Texas, and even further east in some places. They also ranged south into Central America, reaching Honduras. In the north, their fossils have been found in Alaska and Yukon. However, they probably only lived in these cold northern areas during warmer times between ice ages. Camelops could live in many different environments, from warm subtropical areas to cold tundra. But they seemed to prefer open habitats. In some places, they shared their home with other ancient camel relatives, like Hemiauchenia and Palaeolama.
What Camelops Ate
Scientists have studied the teeth and bones of Camelops to figure out what they ate. They found that Camelops hesternus mostly ate shrubs and bushes, like saltbrush, which is also a favorite food of modern camels. This means they were "browsers." However, some studies suggest that in certain areas, like in Nebraska, they also ate a lot of grass, meaning they were "grazers." This shows that Camelops was a very flexible eater, able to adapt its diet to what was available.
Social Life and Predators
Footprints found in Alberta, Canada, suggest that Camelops lived in herds, much like modern camels do. These herds might have been led by a strong adult male. They may have also traveled long distances, moving with the seasons to find food. Like today's large animals, Camelops probably had a slow reproductive rate, usually having only one baby at a time. Because they were so big, they likely lived in smaller groups spread out over large areas. Camelops hesternus had to watch out for many fierce predators during the Ice Age. These included scary animals like dire wolves (Aenocyon dirus), the sabertooth cat (Smilodon fatalis), the scimitar-toothed cat (Homotherium serum), and the mighty American lion (Panthera atrox).
Why Camelops Disappeared
Camelops vanished from Earth about 13,000 to 12,000 years ago. This was part of a huge extinction event that saw many large animals disappear across North and South America. This happened around the same time that the first humans arrived in the Americas. Scientists are still debating exactly why these animals went extinct. Some believe that the changing climate at the end of the Ice Age was the main reason. Others think that hunting by early humans played a big role.
Evidence of humans interacting with Camelops has been found. At a place called Wally's Beach in Alberta, Canada, scientists found Camelops bones with cut marks and breaks. These marks show that humans butchered the animal for food. Stone tools were also found nearby, and the site is about 13,300 years old. This is the clearest evidence we have of humans hunting Camelops. There are a few other places where Camelops bones might be linked to human activity, but it's not as certain. Interestingly, a bone from a Camelops found in Mexico seems to have been shaped by humans to look like an animal's head.
Images for kids
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A vertebra (backbone) from Camelops.
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A reconstruction of what Camelops hesternus might have looked like.
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A 68,000-year-old C. hesternus skeleton found at the Waco Mammoth National Monument.
See also
In Spanish: Camelops para niños
- Aepycamelus
- Eulamaops
- Oxydactylus
- Poebrotherium
- Procamelus
- Protylopus
- Stenomylus
- Syrian camel, an extinct species that reached at least 9 feet (2.7 m) tall at the shoulder
- Pleistocene megafauna
- Snowmastodon Project
