Off the coast of Oman, summer weather drives nutrients in from the ocean depths where they meet the Arabian sun, causing an explosion of life. Smaller fish spawn, filling the waters with eggs. This creates a buffet predators just can't resist.

The Wild Coast of South Africa stretches for 170 miles. Here, the waters of the Indian and the Atlantic converge, forcing powerful waves towards the shoreline. This is where the Mozambique-based manta ray researcher Andrea Marshall hopes to conduct her first-ever manta ray expedition within South Africa's borders...

The wild coastline of Mozambique stretches along more than 1,600 miles - an area teeming with a diversity of marine life. Some of the world's largest filter feeders are attracted to this nutrient-rich water. But even these large creatures are defenceless against reckless overfishing. Two of Mozambique's leading marine researchers, Andrea Marshall and Nakia Cullain, set out to find one of the ocean's most secretive animals and protect its most well known, before its too late.

Watch sea lion Lola take her first chaotic steps into a macho battlefield on Argentina's coast. Cheer as this baby learns key vocal and swimming skills, fights to stay by mom Maria's side, and makes a lightning-fast escape from the jaws of death.

Meet a border collie that protects aircraft from lethal bird strikes, a sprocker spaniel whose sense of smell is saving imperilled water voles, and an Anatolian shepherd that helps conserve Africa's most endangered big cat, the cheetah.

Meet a golden retriever that assuages anxiety and helps heal PTSD, a shepherd mix who rescues mudslide survivors, a pair of spaniels who sniff out underground water leaks, and a group of teacher's pets in the UK that assist children learning to read.

Madagascar is home to strange animals not found anywhere else on Earth. When these animals fight for supremacy, their battles are just as strange - from weird neck-wrestling weevils to ring-tailed lemur moms that go into battle with baby on board.

Meet a border collie that protects aircraft from lethal bird strikes, a sprocker spaniel whose sense of smell is saving imperilled water voles, and an Anatolian shepherd that helps conserve Africa's most endangered big cat, the cheetah.