Do hippos brush their teeth? : how animals care for their bodies

"Just like humans, animals have unique routines to take care of themselves-from hygiene habits, to getting their vitamins, to treating wounds! Do hippos brush their teeth? NO! - not exactly. But they do have helpful fish friends that snack on the left-over food bits and parasites stuck in hippos' mouths, leaving them squeaky clean as if they did own their own tooth brush. Do pheasants take baths? YES! They take "dust baths" which helps to get rid...