Sharks are this type of animal.
A fish
Instead of bones, sharks have this in their bodies.
What is cartilage?
Most sharks eat this kind of food.
Fish, What is meat (or other animals)?
This shark has a head shaped like a hammer.
Hammerhead
harks are important because they help keep this balanced.
What is the ocean ecosystem (or food chain)?
Sharks have lived on Earth for about this many years.
What is 450 million years?
Your ears and nose are also made of this material.
What is cartilage?
Sharks often eat these swimming animals.
Fish
This shark has a long saw-like snout.
Saw shark
Sharks help by eating weak and sick ______.
Fish
Sharks are even older than these giant reptiles.
What are dinosaurs?
Sharks have up to this many gill slits.
What is 14?
Some sharks eat seals and these playful ocean mammals.
What are dolphins?
This is the largest shark in the world.
Whale Shark
Sharks have been around longer than these extinct animals.
Dinosaurs
Sharks live in this place.
The Ocean
Sharks must keep moving to help water flow over these.
Gills
Whale sharks mostly eat these tiny drifting organisms.
Plankton
There are hundreds of different kinds of these animals.
Sharks
Sharks are made of cartilage instead of this hard material.
Bones
Sharks breathe underwater using these.
Gills
Sharks do NOT have these like humans do.
Bones
Sharks are called this because they hunt other animals.
Predators
Even though it is huge, the whale shark mostly eats this tiny food.
Plankton
Many sharks are in danger because of this human activity.
What is overfishing (or shark finning)?