Featured Research But Why: A Podcast For Curious Kids Where do hippos wonder? An aquatic mystery, solved This World of Humans Podcast: Hippos and River Ecology Excess hippo dung may be harming aquatic species across Africa Hippos poop so much that sometimes all the fish die Podcast: hippo dung fouls up freshwater fisheries Scientific American podcast: hippo dung fouls up freshwater fisheries How many hippos are too many? Proposed cull raises questions Hippos: Global change may alter the way that hippos shape the environment around them Hippopotamus dung affects African ecosystem Vulnerability and extinction risk of migratory species from different regions and ecosystems worldwide When should herbivores scrounge for food from other group members? Share this:TwitterFacebook