river otter facts national geographic

Otters place a rock on their chests and smash the shellfish against it until it breaks open to reveal the tasty meat inside. Some rivers flow year-round, while others flow only during certain seasons or when there has been a lot of rain. There are 13 species in total, ranging from the small-clawed otter to the giant otter. Along the way, rivers may pass through wetlands where plants slow down the water and filter out pollutants. I recently found out that sea otters fall asleep holding paws and my heart has never been so full. Her goal is to ensure you have the tools you need to enhance student understanding and engagement with nonfiction text. However, rivers still carry and distribute important salts and nutrients to support plant and animal life. Did you know some dolphins live in rivers? This source is called a headwater. The surrounding river basin has a population of more than four hundred million people. As the river begins to slow down—as in a wetland, at the outside of a bend, or where the river widens, such as at the mouth—these sediments sink and build up to form deltas. The headwater can come from rainfall or snowmelt in mountains, but it can also bubble up from groundwater or form at the edge of a lake or large pond. Text on this page is printable and can be used according to our Terms of Service. It is also home to many diverse fish, plant, and crustacean species. Their home on the Yellowstone River is freezing up. Giant river otters check out the scenery in Kapoeri Creek, Suriname. Scientists know river otters use their eyesight and whiskers to hunt underwater. They generally live along rivers, as their name implies, but they're also found near streams and lakes. Learn more about floods with these resources. North American River Otters Facts and Photos. "But he still likes to suck his tail and toes like a baby!" Freshwater is a precious resource on the Earth's surface. Browse: Home North American River Otters Pictures And Facts - National Geographic. Soon, she'll send him on his way. mouth of a river where the river's current meets the sea's tide. You cannot download interactives. The largest rivers can be thousands of miles long. National Geographic Headquarters Fast-flowing rivers carry pebbles, sand, and silt. Since 1888, National Geographic has pushed the boundaries of exploration, investing in … watering land, usually for agriculture, by artificial means. Females retreat to their underground dens and deliver litters of one to six young. The audio, illustrations, photos, and videos are credited beneath the media asset, except for promotional images, which generally link to another page that contains the media credit. Like most other otter species, giant otters come ashore to give birth. When you reach out to him or her, you will need the page title, URL, and the date you accessed the resource. 6 Educational consultant Stephanie Harvey has helped shape the instructional vision for this Teacher's Guide. A river is a ribbon-like body of water that flows downhill from the force of gravity. You cannot download interactives. Most are small, with short ears and noses, elongated bodies, long tails, and soft, dense fur. Each of these uses can affect the health of a river and its surrounding ecosystems. all the different kinds of living organisms within a given area. The North American river otter occurs in much of Canada and the United States, except for portions of the Southwest, and in Mexico in the Rio Grande and Colorado River delta areas. To crack open hard-shelled prey, the otters smash them on stone anvils. All rivers have a starting point where water begins its flow. Terms of Service |  If no button appears, you cannot download or save the media. But it's not frozen yet, so they'll feed here while they can. Now Charlie is acting like a normal river otter: He swims and dives in his pool instead of just floating on the surface. Rivers are found on every continent and on nearly every kind of land. North American River Otters Pictures And Facts - National Geographic Posted by Unknown | at 00:31 No comments. 1145 17th Street NW All rights reserved. Photo by Andrea Westmoreland. Rivers only hold a small amount of the Earth’s water, but they have always been vital to human life, carrying freshwater to people and animals all over the world. Text on this page is printable and can be used according to our Terms of Service. This can occur when there is a large amount of rain, rapid snow or ice melt, a blast of water onto a coastline during a storm, or the failure of manmade infrastructures, such as dams or levees. Otters thrive on land and in the water. The erosional power of rivers can form geologic wonders like the Grand Canyon. North American River Otter The playful North American river otter is equally at home in the water and on land. Learn how this aquatic mammal is making a comeback from near extinction. North American river otters, also called Canadian otters, have long, muscular, streamlined bodies with short legs and fully webbed feet bearing non-retractable claws. The majority of otters spend most of their time on land. If you have questions about how to cite anything on our website in your project or classroom presentation, please contact your teacher. A river is a large body of fresh, flowing water. Photograph by Bates Littlehales, National Geographic. Here's fair warning: cute doesn't necessarily mean cuddly. The pup is still learning to fish. The biological name is Lontra Canadensis. "He's more like a real otter," says trainer Abbie Brewer. Only about three percent of Earth’s water is freshwater. A female neotropical river otter, Lontra longicaudis, at Summit Municipal Park. The water that flows in rivers is fresh, meaning that it contains less than one percent salt. These deltas and floodplains are highly fertile agricultural zones that offer tremendous value to the surrounding people. These otters have brown-to-gray fur, and their undersides are a lighter, silvery shade. About National Geographic Society The National Geographic Society is a global nonprofit organization that uses the power of science, exploration, education and storytelling to illuminate and protect the wonder of our world. For this reason, some of the most biodiverse habitats on our planet can be found around rivers. Sep 30, 2011 - Learn the purpose of the playful otter’s riverside games. Privacy Notice |  This water is the lifeline of ecosystems around the world. Photo of otters poking their heads out of a river. Its diet includes birds, small rodents, frogs, crabs, and fish. To crack open hard-shelled prey, the otters smash them on stone anvils. Margot Willis, National Geographic Society, Andre Gabrielli, National Geographic Society. Sustainability Policy |  Of that, only about 1.2 percent can be used as drinking water; the rest is locked up in glaciers, ice caps, and permafrost, or buried deep in the ground. This semiaquatic mammal has the weight of 11 to 30.9 lb or 5 to 14 kilograms. A flowing body of water that is smaller than a river is called a stream, creek, or brook. Teach your students about the Earth’s rivers and streams with the resources in this collection. If no button appears, you cannot download or save the media. Use these classroom resources to help students explore and learn about these places. Facts about River Otters talk about an animal, which can be found on the coasts or waterways of North America. In the wild, they can live to be 35 years old or more. 19 No. Find out about the adaptations that make these animals natural-born swimmers. Photograph by Bates Littlehales, National Geographic. Humans use rivers for irrigation in agriculture, for drinking water, for transportation, to produce electricity through hydroelectric dams, and for leisure activities like swimming and boating. When they are four to five years old, they develop their normal white heads and tails. Sea otters can eat up to 75 mussels per hour. community and interactions of living and nonliving things in an area. They … If a media asset is downloadable, a download button appears in the corner of the media viewer. Washington, DC 20036, National Geographic Society is a 501 (c)(3) organization. Their dense, short under-fur is overlain by darker, coarse guard hairs that help repel water. Fascinated by these otters? 1145 17th Street NW This endangered species is native to freshwater streams throughout tropical South America, although development is narrowing its habitat to more isolated regions in the Amazon and Pantanal. Apr 10, 2014 - Get to know these charismatic members of the weasel family. And when he's tired, Charlie crawls into his hammock and lounges tummy-up. Students about the Earth 's surface a lighter, silvery shade a given.! Natural-Born swimmers website in your project or classroom presentation, please contact teacher. Of National Geographic Maps Babies, called eaglets, are born light gray then turn brown ) is a American! And perhaps most fun way to get around is by sliding of the weasel.. Along the way, rivers, lakes, and they have flattened well-muscled... Eat aquatic animals, which can be found around rivers and their undersides a! The Earth 's surface consultant Stephanie Harvey has helped shape the instructional vision for this teacher 's.., crayfish and crabs, sea otters are known for their remarkable ability to use rocks smash... And when he 's tired, Charlie crawls into his hammock and lounges tummy-up slow down water... 13 species in total, ranging from the force of gravity lot of rain Service | Code Ethics... 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