Читать книгу The Handy Dinosaur Answer Book - Patricia Barnes-Svarney - Страница 80

На сайте Литреса книга снята с продажи.

How do the number of known dinosaur species compare to some modern species?

Оглавление

Even if there are truly 700 valid dinosaur species, the number is still less than one-tenth the number of currently known bird species; less than one-fifth the number of known mammal species; and less than one-third the number of known spider species.

The Handy Dinosaur Answer Book

Подняться наверх