Editor’s Note: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our planet, together with the solutions. Rolex’s Perpetual Planet initiative has ...

Have you ever wondered what makes a big cat a big cat? How about which one of these fierce felines is the biggest of them all? This big cats size comparison will cover these facts and more – all while ...

Shy, solitary leopards might lose out to tigers and lions in the game of charisma, but the rosette-patterned big cats are incredibly adaptable — they can survive in the densest of cities just as ...

What's the toughest big cat species? Are lions really the kings of the jungle? Do big cats have nine lives? The experts from Big Cats 24/7 tackle these and other tough questions while also sharing ...

If you liked this story, share it with other people. Common leopards in Nepal face unprecedented threats, often making headlines for attacking people and livestock, leading to instances where local ...

The snow leopard has earned its reputation as the ghost of the mountains. They are rarely seen even by people who live alongside them. For those who have embarked on the quest to find these enigmatic ...

(CNN) — As their populations dwindle worldwide, photographing leopards in the wild is becoming increasingly difficult. It is also becoming harder to imagine a secure future for one of nature’s most ...