Audisee® eBooks with Audio combine professional narration and sentence highlighting for an engaging read aloud experience!

These gross animals are fleshy, slimy, and deadly! Learn about bloodsucking fish, stinky skunks, scary goblin sharks and more. Discover how disgusting traits help these animals survive.

Take a tour of the ugly, smelly, and nasty with the World’s Grossest series—part of the UpDog BooksTM collection. You’ll learn the world’s most revolting facts about history, animals, human bodies, and more. Check out each book’s disgusting diagram and compare icky topics to decide which is grosser.