Discover nature's secret world with this amazing collection of X-ray photographs of animals and plants! Using incredible X-ray techniques, Inside In displays creatures and their natural habitats in a never-before-seen way. Kids will learn the awesome answers to questions like: What does a bee look like under its furry coat? How does a seahorse protect itself with armour and a skeleton? How does a tree frog use its eyes to swallow?

Arthropods and mollusks -- Fish -- Amphibians -- Reptiles -- Birds -- Mammals.