Tyrannosaurus rex ‘tyrant lizard’
Large carnivores, perhaps the best known of dinosaurs.
For centuries, the Eurasian eagle owl has been the symbol of wisdom and knowledge.
The life cycle of vertebrates starts with the production of the reproductive cells of an...
The plumage and streamlined bodies of birds play a key role in flying.
One of the largest marsupials.
The largest species of lizard that lives in isolation. Even a single bite of it can be fatal.
This lesson presents the vision and the evolution of eyes of animals.
Find out the difference between the two species of this magnificent animal: the African and...
While the density of spider silk is less than that of nylon filaments, its tensile...