BBC Earth på söndag – Tv-tablå 11 oktober

David Attenborough discovered that female Komodo dragons can reproduce without males.

In Wiseman, Erik must protect his meat from rogue scavengers, while in Noorvik, the Hailstones battle thick ice to bring home essential food.

Gregg Wallace explores the largest bicycle factory in Britain which produces 150 folding bicycles every 24 hours and joins a multi-stage manual production line to make his very own bike.

Clive Myrie encourages distillery manager Luke in Bristol to replace coffee and energy drinks with black tea to keep stress at bay.

Michael Portillo embarks on a rail journey through Germany.

Michael Portillo's 1936 Bradshaw's Guide brings him to the Italian 'treasure island' of Sicily, full of natural beauty and 'scenery of the greatest charm'.

A fight with intruders leaves the lion pride males injured and the mothers with cubs vulnerable to attack. Xudum the female leopard takes risks to find a mate.

The Okavango Delta is transformed by the arrival of the flood, bringing new challenges for the big cats. The lion cubs experience water and the danger it brings for the first time.

The epic tale of a Pachyrhinosaurus herd, one of the largest dinosaur groups that ever lived, through the eyes of its young member Albie.

Ben Fogle meets Rhona Mitra who has swapped her home in Hollywood for a remote farmhouse in Uruguay.

Ben heads to Australia where he meets Bette, who lives alone in a ramshackle property in northern Queensland. Fogle quickly becomes acquainted with her no-nonsense attitude.

For the final part of their trip around Sicily, Anton and Giovanni make their way to Gio's hometown of Palermo, stopping along the way to meet some beer-brewing monks.

More stories of the brave and hardy people who live below zero in Northern Canada.

The tale of the colossal Lusotitan. Living 150 million years ago on an island known as the Iberian Mesta, now in Portugal, this 25-metre-long titan dwarfed every other dinosaur in the region.

The changeover is underway in the Arctic, and Alaskans must prepare for the winter ahead.

In the final episode, Simon looks at his journeys through some of the world's most spectacular and unspoilt wildernesses, and reflects on the huge challenges faced when trying to protect them.

James reveals the surprising link between chocolate and breast milk, a remarkable team studies the effect of caffeine on bees and Michael finds out what hot chillies do to our brains.

The team prepare for the arrival of Hurricane Florence, which threatens millions of people in North and South Carolina, while Super Typhoon Mangkhut rages towards the Philippines.

For the final part of their trip around Sicily, Anton and Giovanni make their way to Gio's hometown of Palermo, stopping along the way to meet some beer-brewing monks.

Ben learns to oyster pick, brew beer, trade fish and dance with the locals with voluntary castaway Dave Glasheen on a remote Australian island.

The epic tale of a Pachyrhinosaurus herd, one of the largest dinosaur groups that ever lived, through the eyes of its young member Albie.

The tale of the colossal Lusotitan. Living 150 million years ago on an island known as the Iberian Mesta, now in Portugal, this 25-metre-long titan dwarfed every other dinosaur in the region.