The challenge with de-extinction efforts is that they pull the spotlight away from the gravest crises on the planet.

Editor’s Note: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our planet ... black and northern white species of rhinoceros.

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

We're also welcoming back beloved species, with new homes for meerkats, African wild dogs, aardvarks, porcupines, and critically endangered eastern black rhinos.” The zoo has long been at the ...

Colossal, a genetics startup, has birthed three pups that contain ancient DNA retrieved from the remains of the animal’s ...

One of the biggest and most ambitious UK zoo habitats ever created - with giraffes, zebras and antelopes all roaming together - is about to open at Chester Zoo. First look images today show how ...

Dr. Gerardo Garcia, Head of Ectotherms at Chester Zoo, added: “Africa is one of six regions where we’re actively working to protect some of the planet’s most biodiverse and threatened ...

Keen birders will also spot more than 30 species of bird within several new habitats, including a flock of 107 iconic greater flamingos, three species of critically endangered vulture - white ...