Sentences with phrase «evolve smaller body size»

The island rule predicts that populations of small mammals evolve larger body size on islands than on the mainland, whereas island - bound large mammals evolve smaller body size than their mainland counterparts.

Not exact matches

The short snout and small body size suggest that the features the species is most known for — a long snout and large body size — evolved later than previously thought.

They evolved fairly recently from smaller fish eaters yet developed large body sizes like the other squid - eating whales.

Unlike most smaller Kuiper belt objects, these Pluto - sized bodies are mostly round, likely internally differentiated with the ice and rock separated, and contain frozen volatile ices, like nitrogen, carbon monoxide and methane, in varying amounts on their evolving surfaces.