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Blue Whale

Balaenoptera musculus

EN — Endangered

Description

The largest animal to have EVER lived on Earth — larger than any dinosaur. Its heart is the size of a small car and its tongue weighs as much as an elephant.

CategoryMarine

Size24–30 m

Population10,000–25,000

HabitatOpen ocean

Range

All oceans

Threats

Ship strikesEntanglementNoise pollutionClimate change

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A blue whale's heart is so large that a small child could crawl through its arteries, and its heartbeat can be detected from 3 km away!

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