This species is the first and only one to have gone extinct twice, highlighting that de-extinction isn't so simple.

The creation of three "dire wolf" pups has raised hopes that it may be possible to resurrect extinct animals. But some ...

Imagine waking up one morning to a world where birds no longer sing, forests stand eerily silent, and rivers run devoid of ...

Scientists say the Trump administration’s embrace of de-extinction won’t help endangered species like the Great Lakes gray ...

Researchers examined teeth and skulls of 99 extinct crocodylomorph species and 20 living crocodylian species to reconstruct their dietary ecology and identify characteristics that helped some groups ...

Others, for whatever reason, died and became extinct. But now humans are involved in every aspect of the life cycle of every species. For example this month, American scientists reported bringing ...

By Stephen Beech Crocodiles' ability to eat almost anything helped their ancestors survive two mass extinctions, suggests new ...

Utah researchers think they now know how existing crocodiles and alligators were able to survive the last two extinctions.