The ultimate gift for animal-obsessed kids who want to know, definitively, which creatures are THE most extreme in all sorts of categories. What's the fastest and slowest animal? How about the fastest and slowest on land, or at sea, or in the air? What has the brightest glow, or the most powerful bi...

The ultimate gift for animal-obsessed kids who want to know, definitively, which creatures are THE most extreme in all sorts of categories. What's the fastest and slowest animal? How about the fastest and slowest on land, or at sea, or in the air? What has the brightest glow, or the most powerful bite? What do they look like, and what else can these amazing animals do? Lift flaps to find all the answers.