Julie Saunders @ohmissjulie@mastodon.online

Hippos belong to the cetaceans. The group to which whales, dolphins and porpoises belong. In fact, hippopotamus are actually whales’ closest “cousins”.
https://www.rom.on.ca/en/blog/hippos-and-whales-unlikely-cousins

Original tweet : https://twitter.com/tilbots/status/1518720097736663042