The most up-to-date and authoritative illustrated guide to the marvelous flying reptiles that dominated the skies of the Mesozoic for 160 million yearsOnce seen by some as evolutionary dead-enders, pterosaurs were vigorous winged reptiles capable of... Zobraziť viac
After the mass extinction of the dinosaurs 65 million years ago, mammals became the dominant terrestrial life form on our planet. Roaming the earth were spectacular beasts such as saber-toothed cats, giant mastodonts, immense ground sloths, and... Zobraziť viac
