The emperor penguin and the wood frog (that’s the American species,  Lithobates sylvaticus), are uncovered in a new television series as vertebrates  that can survive extreme cold: Useful in these days of extreme climates. Then,  rhinos and hedgehogs are typically classified as “armoured animals.”

This is the David  Attenborough trademark, as in “Life on Earth” right through the decades to “Life  in the Undergrowth” (invertebrates).

Sir David has another guaranteed winner on his hands with “Natural  Curiosities”. It’s a series, just about to start, on those rare and unusual  species that intrigue, as well as the relatively common creatures that people  see in the countryside….

Read the full article here, from Earth Times.