Did you know that a tiny golf ball-sized creature called the blue-ringed octopus contains enough venom to kill 26 adult humans? Or why the Sydney funnel web spider is one of the most dangerous creatures in the world? In this Level 3 book, kids will be fascinated by 12 species that you hope you'll never come across! Sharks, snakes, jellyfish and more-these creatures are among the most threatening-and interesting-in the world! National Geographic supports K-12 educators with ELA Common Core Resources. Visit natgeoed.org/commoncore for more information.  From the Trade Paperback edition.