Ethicists and conservationists appear to be divided over what the purpose of bringing back extinct species should be – and whether it matters.

Some animals dig deep underground ... studied the effects of beavers on nearby endangered spotted turtles. In the study, she found the turtles thrived in the cool and regulated temperatures ...

Under the company's definition, a de-extinct animal must share some genetic similarities to the extinct species, but does not have to be identical. Many scientists disagreed with Colossal's ...

“Maybe we can make these animals again, and that’s cool, but what are we gonna do with them?” she says. “Where are we gonna ...

Colossal Bioscience says it has “de-extincted” the dire wolf, but other scientists disagree and say more important ...

saying the "cool" factor alone is enough reason to de-extinct animals. "We do a lot of things because they're cool. Coolness is underrated as a reason to do things in academic discussions," Greely ...