Sharks: A National Geographic Science Reader Level 2

Quick, silent, and boasting five rows of deadly teeth, the shark is a formidable predator that once ruled the deep seas long before dinosaurs appeared on Earth. Possessing a body made of soft cartilage, this fish is able to glide, twist, and turn with incredible agility, catching its prey off guard in the blink of an eye. With a keen sense of smell, the shark can detect even the tiniest drop of blood in 25 million drops of ocean water, and can also pick up on the electrical impulses given off by its victims.

Over the course of its lifetime, a shark will lose and replace more than 10,000 teeth, a fascinating fact that highlights the unique biology of this creature. Through captivating photos and engaging facts, children are offered a glimpse into the mysterious and sometimes frightening world of sharks, shedding light on the science behind their predatory nature.

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