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The emu is the second-largest living bird

The emu is the second-largest living bird and the largest in Australia, averaging 5.7 feet tall.

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Emus are flightless birds related to ostriches. They have three toes, and their plumage blends into long grass and dense shrubbery.

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Humpback whales migrate up to 5,000 miles

Some humpback whales swim 5,000 miles between tropical breeding grounds and colder feeding grounds.

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Male seahorses get pregnant and give birth

Seahorses and their close relatives, sea dragons, are the only species in which the male gets pregnant and gives birth.

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Aldabra tortoises can live 150 years

Aldabra tortoises can weigh up to 550 pounds and live as long as 150 years.

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