EditorialHippo or hippopotamus, Hippopotamus amphibius. Hippopotamus in the Zoological Gardens. In enclosure in a zoo with spectators and a zookeeper. Handcoloured copperplate engraving from William Smellies translation of Count Georges Buffons History of the E...
EditorialClaudia Bianchi, a zookeeper, during platypus feeding time at the Taronga Zoo in Mosman, New South Wales, Australia, Jan. 30, 2020. (David Maurice Smith/The New York Times)