TV Guide for Now Saturday 11 in Sky Nature

Exploring Singapore's islands, which have a host of remarkable creatures, including the tiger tail seahorse and the quick-changing cuttlefish.

Following the wild dog packs of Africa. Roaming with the pups of the Manzi and Kakumbi packs in South Luangwa, Zambia. Snowy faces a hyena before Weka must search for her offspring.

Julz runs into a lion-hyena showdown and Henry goes on a house call to the Kakumbi den, where a pup has gone AWOL.

Cameras follow nomadic sharks thriving in the ocean's depths, a lone blue shark in the Atlantic and hundreds of hammerheads in the Pacific.

A look at lion prides, witnessing births, deaths and battles galore as the Waterfront Pride fights to maintain control over the banks of Botswana's Chobe River.

This documentary takes a look at lion prides, their politics, their incessant drive to survive, and the daily struggles they face to protect their territory.

Cameras follow nomadic sharks thriving in the ocean's depths, a lone blue shark in the Atlantic and hundreds of hammerheads in the Pacific.

Explore the historic home of an extraordinary family of birds of prey in a look at the wildlife living in the nature reserve surrounding Germany's Heidelberg Castle.

A look at how bears of Alaska's Katmai National Park bulk up for hibernation over 150 days, battling the elements and each other.