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shark or ray
A great white shark swimming through clear blue water among a school of smaller fish, with sunlight rippling across its grey back. Real photograph
Real photograph Pterantula (Terry Goss) at en.wikipedia, CC BY 2.5, via Wikimedia Commons · CC BY 2.5

Great white shark

Carcharodon carcharias

say it kar-kar-oh-DON kar-kar-EE-as

Why we love them

The great white shark is one of the largest hunting fish in the sea. A grown-up can be as long as a small bus, and the females are even bigger than the males. Its back is grey so it is hard to see from above, and its belly is white so it is hard to see from below.

Great whites are strong, fast swimmers. Deep inside its body, a great white keeps its muscles warmer than the water around it. Warm muscles work better, so the shark can put on a burst of speed to catch fast fish and, when it is older, seals and sea lions.

This shark has amazing senses. It can smell food from far away, and special tiny holes on its snout can feel the faint electric buzz that every living animal makes. That means a great white can find its next meal even in cloudy water.

A great white’s mouth holds rows and rows of pointed teeth. When one wears out or falls, a new tooth simply moves up to take its place, so the shark never runs out. Over a long life it may grow and lose thousands of teeth.

Great whites are not monsters. They are an important part of a healthy ocean, keeping other animal groups in balance. Sadly there are fewer of them than there used to be, mostly because so many are caught in fishing nets. Scientists count them and protect them so these remarkable sharks can keep swimming in our seas.

My home

Ocean, coastal waters, open sea

Where I live

Pacific Ocean, Atlantic Ocean, Indian Ocean, Southern Ocean

What I eat

Fish, rays, seals, sea lions

How long I am

4–6 m

How heavy I am

500–2000 kg

How long I live

30–70 years

A great white can keep its body warmer than the sea around it, which helps it swim fast in cool water.

It can sense the tiny electric buzz that other animals make, even when they are hidden.

New teeth are always waiting behind the front ones, ready to move forward when a tooth falls out.

Every great white shark can feel happy, scared and loved — just like you.

Looking after my friends

Needs our help

Their numbers are getting smaller, so people are working to protect their homes.

You can help by learning their names, keeping wild places clean, and telling someone why this animal matters.

Official status: vulnerable (IUCN)

Where this came from