Finding a Hidden Tiger Den

It’s a seadragon dad’s job to carry the fertilized eggs until they hatch.

For this herd, the grass is always greener on the other side.

Why are cheetahs so fast? Why do tigers have stripes? Habitats force animals to adapt, and the results are fascinating.

There’s food in the tundra, if you know where to look.

This extraordinary cheetah mother managed to get all her cubs through their first year.

Bulk up, share, mind your manners and work on your speed!

Discover how the ‘Blue Planet 2’ crew filmed a mother walrus and her pup using the UHD Mega-dome.

Painted wolf Tait’s pack is surrounded by enemies: lions, hyennas, and her rival daughter, Blacktip.

Like a true star, tigress Raj Behra chose a den no paparazzi could reach by car.

It takes a fearless and patient mother to keep curious cubs safe.

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