The lemurs have fought hard to keep their troops healthy and their territories intact, but as their babies grow, the hierarchy starts to change

Zion National Park in Utah, one of the world's most spectacular and unforgiving natural landscapes - a 100,000-square-mile labyrinth of deep canyons and intimidating walls

Tanzania's Lake Manyara National Park, an area enriched by ancient volcanos which provides a variety of habitats for life to thrive

Exploring how whale sharks drive the culture of Santa Maria, the only European hotspot for these giants and why warming seas may be drawing them in

The Belize Barrier Reef is the second-largest coral reef in the world, and its waters are home to a remarkable marine ecosystem that includes rare and exotic fish

Life around the wadis, small waterholes in the desert and vital resources for the creatures that live there. However, danger is never far away as predators join the party

Arizona's Paria Plateau, a true geological marvel, consisting of sweeping canyons bound by towering cliffs and fossilised dunes striped in desert red

Woolly monkey Oriana's health check causes concern, the chimps have a bust-up and the guenon family try out a new tree in their enclosure

A video of a sick male marmoset results in an urgent rescue mission. It may be too late to save the male, but there's hope yet for a female at the same address

An underwater cave system hidden in the crystal clear waters of Cozumel in the Caribbean

The Arabian Peninsula, the world's transit hub for flocks of birds migrating between Europe, Africa and Asia, which has billions of flying visitors every year

A profile of the gelada, a rare monkey that lives in Ethiopia's Simien Mountains. They are charismatic, vocal and prone to mixing affection and confrontation

A buffalo herd moves into a lion pride's territory in search of water - but may end up as prey to the hungry big cats, who bide their time waiting to strike

The natural beauty of Thailand, a place of a thousand landscapes, dominated by lush forests, rolling hills and extensive rivers systems that feed into the mighty Mekong

Woolly monkey Oriana's health check causes concern, the chimps have a bust-up and the guenon family try out a new tree in their enclosure

A video of a sick male marmoset results in an urgent rescue mission. It may be too late to save the male, but there's hope yet for a female at the same address

An underwater cave system hidden in the crystal clear waters of Cozumel in the Caribbean

The Arabian Peninsula, the world's transit hub for flocks of birds migrating between Europe, Africa and Asia, which has billions of flying visitors every year

A profile of the gelada, a rare monkey that lives in Ethiopia's Simien Mountains. They are charismatic, vocal and prone to mixing affection and confrontation

A buffalo herd moves into a lion pride's territory in search of water - but may end up as prey to the hungry big cats, who bide their time waiting to strike