The journey heightens as elephants trek from South Africa to Zimbabwe by truck. Terrain and logistics challenge drivers. Will the giants adapt in their new home?

The show takes place at Tom's ranch in Katherine, Northern Territory from April to the end of October, and in Pinjarra, a town in the south-west of Western Australia from November to March.

Seven tigers have been donated to animal rights organisation Animal Advocacy and Protection (AAP). It's the largest rescue of big cats in Spain to date.