Wild Animals Enjoy Exercise Wheels Too: Photos

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Wild Animals Enjoy Exercise Wheels Too: Photos         What happens when you put an exercise wheel in the wild? An unusual cast of characters, from frogs to slugs, has a great time! Read More WATCH VIDEO: How Exercise Rewires Your Brain Exercise does more than flatten those abs -- it physically alters your brain to better handle stress. Mars Rover Peeks Over Ruddy Crater Rim         After a decade since landing, Opportunity continues to capture stunning imagery from Meridiani Planum, a plain near the equator. Read More WATCH VIDEO: 3 Questions: Mars We answer three tough questions about the Red Planet. El Nino Trend Could Explain Climate Change Slowdown         El Nino events might explain a slowdown in rising global temperatures -- but they're about to shift toward sharper warming, say scientists. Read More WATCH VIDEO: Climate Change Threatens Coffee and Chocolate Chocolate and coffee, gone? It's a strong possibility. Exercise Can Kill You…Wait, What?!         Here's another planet in the solar system of unexpected notions: Too much exercise can leave you flat on your back. For eternity. Watch Follow Discovery News on Facebook! Get your sci-tech headlines all day on Twitter too! Follow us @Discovery_News. At Discovery we value your privacy. If you would like to be removed from Discovery News emails like this, please click here to our subscription center, where you can manage your account. We recently updated our privacy policy. This policy is effective as of 10/30/07. To see new policy click here . Discovery Communications, LLC One Discovery Place Silver Spring, MD 20910 © 2014 Discovery Communications, LLC