In the first episode and for the first time ever, the programme compares the humble moggy with their big cat cousins, gaining surprising insights into the entire cat family. In Africa, lion whisperer Kevin Richardson proves how similar domestic pets are to the fearsome big cats and why there's more to feline communication than meets the eye. In the thick jungles of South East Asia, the series discovers which sabre-tooth wild cat has given tabbies their gravity defying climbing skills and in Namibia, shows how a strange looking cat called a caracal has given them the ability to jump over three metres and catch birds in flight, inspiring the phrase "put the cat amongst the pigeons". To truly understand the world’s most beloved purring pets, there needs to be an understanding of their wild relatives.
In Herne Bay in Kent, Steve makes a jaw-dropping discovery of sharks teeth on the beach. Looking at how bad fatbergs are for the arteries of our seas. Plus we soar high over Mull with Sea eagles, and Chris meets a photographer who believes we have the best marine life in the world.