Artificial eggshell comes first in attempt to revive giant flightless moa
Colossal Biosciences has made progress towards reviving the extinct moa by creating an artificial eggshell. The company claims its new incubation system could be scaled up to produce a bird as large as the moa. However, many scientists remain skeptical about the feasibility and ethical implications of such de-extinction efforts.
- ▪Colossal Biosciences has developed an artificial eggshell aimed at reviving the extinct moa.
- ▪The company previously faced controversy over its claims to de-extinct the dire wolf and woolly mammoth.
- ▪Experts express skepticism about the viability of the artificial eggshell and the broader implications of de-extinction.
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An artist’s rendering of the moa, a species that went extinct about 600 years ago. Photograph: Science History Images/AlamyView image in fullscreenAn artist’s rendering of the moa, a species that went extinct about 600 years ago. Photograph: Science History Images/AlamyExtinct wildlifeArtificial eggshell comes first in attempt to revive giant flightless moaDe-extinction firm Colossal Biosciences hopes incubation system can be scaled up but other scientists are scepticalHannah Devlin Science correspondentTue 19 May 2026 13.05 EDTSharePrefer the Guardian on GoogleThe flightless moa, an extinct bird of New Zealand, stood more than 3 metres tall, weighed over 200kg and had eggs larger than those of any bird now living.
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