Animals: Hippos sweat a red "blood sweat" that functions as both…

Question

Did you know? Hippos sweat a red "blood sweat" that functions as both sunscreen and antibiotic. It's not real blood but a viscous fluid with two pigments — hipposudoric acid (red) and norhipposudoric acid (orange) — that absorbs UV light.

Accepted Answer

Hippos sweat a red "blood sweat" that functions as both sunscreen and antibiotic. It's not real blood but a viscous fluid with two pigments — hipposudoric acid (red) and norhipposudoric acid (orange) — that absorbs UV light.

Nijlpaarden zweten een rode "bloed-zweet" die functioneert als zonnebrand én antibioticum. Het is geen echt bloed maar een viskeuze vloeistof met twee pigmenten — hipposudoric acid (rood) en norhipposudoric acid (oranje) — die UV-licht absorbeert.

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