"Blood sweat" refers to a reddish, oily fluid that hippos (and pygmy hippos) secrete onto their skin. Despite its dramatic name, it is neither blood nor sweat. It acts as natural sunscreen.
"Blood sweat" refers to a reddish, oily fluid that hippos (and pygmy hippos) secrete onto their skin. Despite its dramatic name, it is neither blood nor sweat. It acts as natural sunscreen.