Is it creepy…or…cool? Children will decide for themselves after reading about real creatures that need to suck blood to survive. Find out fascinating facts about these thirsty animals to share with your friends!

Stomp through a world of the scariest, largest creatures that walked prehistoric Earth. Learn how paleontologists—dinosaur detectives—uncover the important clues that have revealed what we know about these terrifying animals.

Assassin bugs, kissing bugs, stink bugs. "Bug" is a word people often use for insect. Find out why scientists say only some insects can be called bugs and discover fascinating facts about these creepy crawlers to share with your friends!

Learn all about the lives of caterpillars, and how they become butterflies. Discover fascinating facts about these creepy crawlers-to-fliers to share with your friends!

Kids love bats! Bats have always been mysterious, and they have always scared people, but there's so much more than meets the eye… Find out fascinating facts about these flying nighttime creatures to share with your friends!

Adaptable, colorful, powerful, and gross are words that describe some of Earth's amazing (and creepily cool!) birds. Find out fascinating facts about these winged creatures to share with your friends!

From young fish called fry, to the largest fish, the whale shark, kids get a look into how some fish adapt to their environment in order to survive - and why some fish look so weird!