That's so gross! Presented in partnership with Ranger Rick and the National Wildlife Federation, prepare to be grossed out by an engaging and unique look at some of the more disgusting survival techniques from the animal kingdom. From blood-squirting reptiles to blood-sweating mammals to nose-picking primates, learn about some of the ickiest creatures in the animal kingdom and the amazing purposes served by their grotty behaviors. From cleanup to dinnertime to self-defense, each off-putting act is actually an aid to survival!Author Dawn Cusick and the National Wildlife Federation have compiled a volume as attractive as its subject is nasty.