A caving expedition recently discovered a community of dwarf crocodiles living in the Abanda Caves, Gabon. The crocs are living in pitch darkness, hunt bats and some have bright-orange skin. Part of the original team returns to find out more about this bizarre phenomenon. It's mission impossible to access the crocs world and there's no way of knowing what they might find.
Join scientists, as they visit Barro Colorado Island in the centre of the Panama Canal, travelling deep into nature’s most stunning habitats.
