In Kenya's Maasai Mara, two cheetah brothers attempt a high-speed night hunt with a gang of powerful hyenas on their trail.

As darkness falls, a family of tiny primates in Sulawesi ventures into the jungle to find food while protecting their babies.

After dark on Kenya's Maasai Mara grasslands, a lioness won't rest until she finds the young cubs she's lost.

A jaguar fights to keep his river home in Brazil as the night brings both challenges and opportunities to hunt.

In the boreal forests of Europe, a young brown bear clashes with wolves—and tries to find a mate beneath the stars.

When Los Angeles, Chicago, and Toronto light up at nightfall, they create worlds of opportunities for the cleverest animals willing to take the risk.

A family of African elephants leverage the cool night to journey in search of water, but the darkness leaves them unexpectedly vulnerable.

A young puma coming of age in the Patagonian mountains must learn to survive on her own after her mother leaves to start a new family.

Trying to survive the Australian night, a family of kangaroos evade a pack of hungry dingoes hunting them in the darkness.

As night descends, the coral reef world transforms. A dazzling realm of hidden hunters and natural wonders emerge from the dark.

On Namibia’s Skeleton Coast, a seal pup left home alone must outwit jackals and hyena ambushes to survive the night.

A mother polar bear must lead her cubs through one of the year's coldest, longest nights at the onset of arctic winter.