Can We Resurrect Extinct Species? The Science and the Debate

De-extinction: Bringing Back Extinct Animals - Fact or Fiction?

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Published in 02-09-2025

Animal de-extinction, the idea of bringing back extinct species such as the woolly mammoth or the dodo, is a topic that has captured the imagination of scientists and the general public. But is it really possible? What does science say about it?

What does science say?
Science has made great strides in the field of genetics and molecular biology, opening up the possibility of de-extinction. Techniques such as cloning and gene editing have been developed that could be used to bring back extinct species. However, de-extinction is not a simple process and presents numerous challenges.
Challenges of de-extinction
One of the main challenges is obtaining well-preserved DNA from extinct animals. DNA degrades over time, making it difficult to obtain viable genetic material. Furthermore, de-extinction not only involves bringing back an animal, but also recreating its habitat and ecosystem so that it can survive.

De-extinction: A Second Chance for Nature, or a Pandora's Box?

Pros of de-extinction
De-extinction could have several benefits. It could help restore damaged ecosystems, increase biodiversity, and provide valuable insights into evolution and genetics. In addition, de-extinction could generate a surge of interest in science and conservation, which could boost research and funding in these fields.

Cons of de-extinction
De-extinction also presents risks and challenges. It could have unforeseen ecological consequences, such as introducing extinct species into ecosystems where they no longer fit. In addition, de-extinction could be costly and consume resources that could be used for conservation of endangered species.

Debate on de-extinction
The debate on de-extinction is complex and there are divided opinions. Some scientists and conservationists argue that de-extinction is a valuable tool for conservation and ecosystem restoration. Others, however, believe that de-extinction is risky and that resources should be allocated to the protection of endangered species.

Animal de-extinction is a fascinating and controversial topic. While science has made great strides in this field, de-extinction remains a complex challenge and presents risks and benefits. The debate on de-extinction is important and should take into account all ethical, scientific and ecological aspects before making any decision.
What do you think about animal de-extinction? Do you think it is a good idea or not? Leave your comment below.