Sky Nature TV Guide

Using the latest technology, the naturalist explores the shark-infested waters of Osprey Reef in the Triton submersible, before returning to the nesting grounds of the Green Sea Turtle, 60 years after his first visit to Raine Island. He also marvels at manta ray cleaning stations on Lady Elliot Island, and tracks dwarf minke whales to discover their surprising reasons for returning, and why the reef is vital for their survival

The naturalist examines what the next few decades may hold for this remarkable ecosystem, and looks at the work of scientists who are trying to preserve the area and the species that inhabit it, assisted by research vessel the Alucia. He also embarks on an ambitious attempt to dive further into the reef than ever before to witness the resilient coral that live down in the depths and see if they hold answers that may help to overcome challenges that lie ahead, as the impact of humans on the reef continues to take its toll

As David Attenborough turns 100, this intimate film presents new interviews, behind-the-scenes footage and extraordinary clips

Documentary revealing how the African elephant has conquered the continent, following three vastly different herds - a matriarch leading her family across the merciless Namibian desert, a family protecting its young calf on the unforgiving planes of the Okavango Delta and a bull elephant searching for a mate along the immense Zambezi River

First of two programmes about some of earth's most dangerous creatures, which lurk in the oceans, the forests, swamps and deserts. In Australia, meet the world's most venomous snake, and in nearby oceans, discover the deadly nature of the marine creatures that share these tropical waters

Exploring more of earth's dangerous creatures, beginning in the South American rainforest with the poison-packed golden dart frog, which harbours enough poison to kill 10 men. Plus, a visit to Sydney, Australia, home of the world's most venomous spider