Sentences with phrase «ceratopsian species»

A previous research paper from Queen Mary found that the frill in one ceratopsian species, Protoceratops, may have evolved under sexual selection.

You would expect that when a lot of ceratopsian species lived side by side, they would evolve a bigger variation of ornaments than more solitary species.

Not exact matches

Triceratops, for example, belongs to a big group of species called ceratopsians, many of which had frills and horns in a dizzying variety of shapes and sizes.