Look at the birds outside your window: little feathery things that beg for crumbs and make cute chirpy noises. What if they were 30 feet across and could fold up their wings and walk on all fours? Not ...

Yes and no: It depends on how you classify animals. There are two main classification systems – the Linnaean system which groups organisms by characteristics and the phylogenetics system, which ...

“THE Vertebrate Fauna of the Moray Basin,” by Messrs. Harvie-Brown and Buckley, is the latest addition to the series being issued by them on the Vertebrate fauna of Scotland. They have already given ...

Tidal marshes : home for the few and the highly selected / Russell Greenberg -- The Quaternary geography and biogeography of tidal saltmarshes / Karl P. Malamud-Roam [and others] -- Diversity and ...

Today, we’re familiar with two types of flying vertebrates -- birds and bats. Today, we’re familiar with two types of flying vertebrates -- birds and bats. But over 66 million years ago, there was a ...

Unlike other fishes, many sharks, like this blacktip reef shark, have both large young and live in warm waters. This explains why sharks have brains that overlap in size with those of the warm-blooded ...