A type of prehistoric reptile having bony plates on its back, which aided thermoregulation.
Many freshwater fishes are also popular as food.
Marine mammals, the largest known animals to have ever existed.
A species of venomous snakes widespread in Europe. Its bite is rarely fatal to humans.
Penguins are birds living in the Antarctic and adapted to cold temperature and swimming.
The dodo is an extinct species of birds that used to be native to the island of...
Eurypterids are an extinct group of Palaeozoic aquatic arthropods.
Cosmopolitan monocots inhabiting watersides.
One of the most common tree of the pine family, native to Eurasia.
The largest land mammal on Earth.
The apple is one of the most popular fruits around the world.
Many of the most important food crops we consume belong to the family of nightshades.
There are two basic cell types: prokaryotic and eukaryotic cells.
The American bison is the largest land animal in North America.
The axolotl, also known as Mexican salamander, is an amphibian species that keeps its...
Deinonychus antirrhopus, the 'terrible claw', was a carnivorous dromaeosaurid dinosaur.
The Arctic tern is famous for its long migration route: it flies from the Arctic to the...
The animation shows the anatomy of turtles.
With the example of the stag beetle we demonstrate how insects' muscles function, how...
While the density of spider silk is less than that of nylon filaments, its tensile...