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Hippos have colourful sweat. Within minutes, the colourless sweat of the hippopotamus gradually turns red, and then brown. The unstable red and orange pigments turn out to be non-benzenoid aromatic compounds that
CSIROさんはTwitterを使っています: 「#4oclockfact Hippos secrete an oily substance from their mucus glands that's red in colour. It keeps their skin moist, acts as a sunscreen, and it's why hippos may look pink when
San Diego Zoo - #TriviaTuesday What color is hippo sweat? | Facebook
516: "Hippos Sweat Red" — JC
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Hippo Blood Sweat
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K Dub on Twitter: "Eww “@WhatTheFFacts: When a hippo is angry, it sweats red. http://t.co/ywuva5Nrdv”" / Twitter
Rare pink hippo spotted in Kenya with leucism condition | Daily Mail Online
Australian Museum - Q: Do hippos sweat blood? 🦛 A: In the past, it was thought that hippos had pink sweat or that they were sweating blood. In fact, circuses used to
BBC NEWS | Science/Nature | Hippo's 'magic' sweat explained