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Destructive Hippos, Chatty Whales, and More: 60 Second Science Podcasts

Destructive Hippos, Chatty Whales, and More: 60 Second Science Podcasts

Listen in on this week’s Scientific American 60 Second Science Podcasts. I’m podcast editor Steve Mirsky. They weigh about 3,000 pounds and eat about 100 pounds of plants each day. So your average adult hippo produces quite a lot of poop. By some estimates, a single hippo blasts out more than 10 pounds of waste each day. …

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Muskrats

Muskrats

For those of us that spend time near wetlands in Wyoming, I’m guessing at some point you may have caught a glimpse of a muskrat. These small native aquatic mammals look similar to a baby beaver, except muskrats have a much narrower tail than their larger cousins. Muskrats are found living throughout the western United …

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Beaver dams without beavers?

Beaver dams without beavers?

Once, the United States was filled with beavers. Up to 250 million beaver ponds once puddled the continent — that’s enough water to submerge Washington, Oregon, and California. But by the beginning of the 20th century, after decades of over trapping by fur traders, just 100,000 beavers survived. The slaughter transformed North America’s waterways. Beaver …