Published Saturday 16 January 2010 | Jens Holbech

New research demonstrates that crocodiles have a special way of breathing – very reminiscent of the way birds breathe. This possibly ensured that the ancestors of dinosaurs, crocodiles and birds survived mass extinction 251 million years ago.

Read more (in Danish only) at www.videnskab.dk/content/dk/miljo_natur/krokodiller_trakker_vejret_som_fugle