The last known photo of a wild Barbary lion was taken in 1925, a now-famous image often referenced in wildlife photography.

A case of mistaken identity has hampered efforts to save the woylie, one of Australia’s most endangered marsupials.

A new species has been discovered – but it’s already extinct - Scientists have always believed there were five living species ...

Hundreds of species have gone extinct in recent centuries, but losses are few among larger classification levels, meaning we ...

"These wallabies now live within Mallee Cliffs nearly 10,000-hectare feral predator-free area – the largest of its kind on ...

Paleontologists describe four new species of extinct ancestral penguins that help shed light on how the iconic birds evolved ...

(CN) — For the past few decades scientists and biodiversity experts have sounded the alarm on what has been called the “the ...

Lobe-finned fishes once led the way in jaw innovation, reshaping evolution long before dinosaurs and life on land emerged.

Even after a long life, Peggie Bassett can still remember the guttural growl and striking scent of the last known thylacine ...

Be among those who shape the future with knowledge. Uncover exclusive stories that captivate your mind and heart with our ...

A new species of a native bushland marsupial—closely related to the kangaroo—has been discovered but is already likely ...

A new analysis suggests that recent extinctions have been rare, limited mostly to islands and slowing. But others argue this is all just semantics.