Sky Nature Sunday

The push to increase the population numbers of Ontario's eight turtle species, seven of which are listed as endangered. But turtles are slow and not entirely smart

A dam is an engineering feat that controls massive amounts of water. But as this episode shows, it can also wreak havoc on the animals that call those waters home

The amazing world of the flying squirrel, typically found along the shores of Lake Erie, but now moving their territory towards Lake Ontario

How the elk got a second chance. It went extinct in Ontario, but is now recovering after being re-introduced

The Southern Dryland's most extraordinary inhabitants, from superfast insects to a ghost-like fish found nowhere else on the planet

Etosha, a once-great lake which dried up and now only fills with the summer rains, attracting all manner of water birds including flamingos

The rich world of plants and animals along the course of South Africa's Orange River, from its origins to where it spills out into the Atlantic Ocean

A curious raccoon sticks his head a little too far into a peanut butter jar on a sweltering summer day in Toronto. See how the team gets him out of this sticky situation

The rescue crew pays a house call to a sleepy horse barn where a fox with an irritating skin condition is staying up in an old stall

A flock of cedar waxwings takes over the centre's aviary and keeps the staff busy with endless demands for food

The rescue team undertakes a madcap chase after a red-tailed hawk - he can't fly, but he can certainly run. Plus, rare albino squirrel recovers from being unwell

Documentary about a former wasteland in the middle of Europe where wastewater used to be deposited, which is now a paradise for birds migrating from across the continent and beyond

A look at some of earth's most dangerous creatures, from the world's most venomous snake to deadly marine creatures

Exploring more of earth's dangerous creatures, from the tiny frog that's packed with poison in South America to the world's most venomous spider, in Sydney, Australia

Documentary revealing how the African elephant has conquered the continent, following three vastly different herds in Namibia, Zambezi and the Okavango Delta

Footage of the Great Barrier Reef during the season of Autumn, as the coral streets cool down

Lizzie Daly explores North America's natural wonders, swimming through coral reefs, excavating ancient fossils and trekking through jungles on tropical shores

The veteran broadcaster turns his attention to creatures that dominate today's skies, from scavenging vultures and predatory falcons to hummingbirds and bats

A profile of broadcaster and naturalist David Attenborough, whose career has included being the first controller of BBC Two and making numerous groundbreaking wildlife programmes

From the Sahara Desert to Australia, animals provide new clues about our changing planet and what it will mean for the future of our heating world

At the planet's frozen extremes, shifts in animal movement and behaviour reveal vital information about our future world, including polar bears and penguins

Footage of the Great Barrier Reef during the season of Autumn, as the coral streets cool down

Lizzie Daly explores North America's natural wonders, swimming through coral reefs, excavating ancient fossils and trekking through jungles on tropical shores

Documentary about a former wasteland in the middle of Europe where wastewater used to be deposited, which is now a paradise for birds migrating from across the continent and beyond

Through sense, scent and sight, animals can communicate in ways that are outside of the reach of humans. Here, scientists dig further into their secrets

A day in the life of a lemur family living in the rainforest of Madagascar's Mantadia National Park

Exploring some of Madagascar's most striking landscapes and remarkable creatures in a look at how the island's species have evolved over time

From chameleons and lizards to frogs and snakes, check out Madagascar's cold-blooded creatures and how they have adapted to survive on the island

Species that cannot survive in one place and must migrate, following epic flights, sea journeys and road trips that play a key part in the lives of many animals