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Mara (mammal)

life science Maturity 7-9 Next article →

Maras are a special group of large rodents. They belong to a family called Caviidae. This means they are big relatives of guinea pigs. You can find them in South America. Many live in the Patagonian steppes of Argentina. Others live in Paraguay and other places.

They are important animals in their homes.

These animals have a very interesting way of living. Maras mate for life. They use a crèche system to raise their babies. A crèche is a group of young ones. One pair of adults watches over all the babies. If there is danger, the young rush into a burrow underground. The adults stay above ground to run and escape.

The babies are ready to eat plants within 24 hours.

Scientists have spent time studying these animals. For a long time, people thought both types of mara were in one group called Dolichotis. However, a 2020 study changed this. The American Society of Mammalogists found big differences between the two species. Because of this, they moved the Chacoan mara into a group called Pediolagus.

There are also several groups of maras that are now extinct.

There are two kinds of maras living today. The Patagonian mara is the larger one. Adult males weigh about 6.5 kilos. Adult females weigh about 5.5 kilos. Some can weigh over 7 kilos. The Chacoan mara is much smaller. It weighs around 4 kilos.

Most maras have brown heads and bodies. They have white bellies and dark rumps.

Maras look very different from other rodents. They have long legs like a rabbit. When they stand up, they look like small ungulates. An ungulate is an animal like a deer or a horse. They can hop, gallop, or bounce on all fours. They can even leap up to 3 meters.

People sometimes keep them as pets or in zoos. Some even call them Patagonian hares.

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