'The desert crocodiles have adapted to the changing environment in northern Africa; 8,000 to 10,000 years ago, what is now desert was probably lush savannah and grasslands. Today the Sahara is hot and arid, the land sandy, rainfall minimal, and vegetation sparse. '
I remember an article (I think it was a different one) about those. Pretty amazing. Must be some plentiful food supply, perhaps arriving by air? Prolific fish population? Cannibal crocs? :’)
Costco has the NG DVD full collection (1888-to present, not sure if that means end of 2008 or what) available for $40. :’)