9 surprising facts about David Attenborough on his 99th birthday
Sir David Attenborough is among the world’s most identifiable biologists and documentary-makers. In a profession covering 8 years, Attenborough has actually composed, provided and told a few of the most-watched…
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Rabbits may have a surprising source of calcium — eating their own teeth
New research study recommends bunnies can absorb and reabsorb calcium from their own teeth. (Image credit: Wirestock/Getty Images) Bunnies might consume pieces of their own teeth when they munch on…
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