Dinosaurs

Dodo to Woolly Mammoth: 7 extinct species that are being revived

april 11, 2025

Image: Shutterstock

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Dire wolf

On October 1, 2024, Colossal Biosciences revived the dire wolf, a wolf species that had been extinct for about 12,500 years, using gene-editing technology.

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Image: colossal.com/direwolf

Dodo

Various gene-editing companies have been planning to bring back several animals from extinction. Here is a list of extinct animals that are being revived.

Note: This is not a comprehensive list, Image: Shutterstock

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Heath hen

Extinct: 1932 AD
Closest living relative: Greater prairie chicken

They were reddish-brown with dark bands and averaged about 17 inches in length. 

Heath Hen 

Image: wikipedia.org/C. Horwitz

Extinct: 1650 BCE
Closest living relative: Asian elephant

It was a cold-resistant herbivorous mammal with two layers of thick fur and short, compact ears.

Image: Shutterstock

Woolly Mammoth

Extinct: 1914 AD
Closest living relative: Band-tailed pigeon
They were highly social birds, living in colonies with up to a hundred nests in a single tree.

Passenger Pigeon

Image: Shutterstock

Extinct: 1936 AD
Closest living relative: Fat-tailed dunnart
It was the only member of the Thylacinidae family to survive till modern times. 

Image: wikipedia.org/Baker; E.J. Keller/Public domain

Tasmanian Tiger

Extinct: 1445 AD
Closest living relative: Tinamous
These flightless turkey-shaped birds were swift runners and went extinct after humans settled in New Zealand.

Bush Moa

Image: wikipedia.org/Goupil & Cie/Public domain

Extinct: 1883 AD
Closest living relative: Plains zebra

They had stripes only on their head and neck, while the rest of their body was brown in colour.

Quagga

Image: wikipedia.org/Frederick York/Public domain

Extinct: 1600 AD
Closest living relative: Nicobar pigeon

This flightless bird was native to Mauritius and considered a thing of myths as late as the 19th century.

Dodo 

Image: wikipedia.org/Public domain

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