A prehistoric amphibian and an early representative of the Tetrapods, which became extinct 360 million years ago.
Ichthyostega, prehistoric creature, fossil, extinct, Devonian period, four-limbed, terrestrial life, aquatic lifestyle, animal, vertebrates, amphibian, predator, biology
A transitional form between fish and tetrapods, or four-limbed vertebrates.
An extinct group of Cephalopoda, with solid external skeletons. They are excellent index fossils.
Long-necked herbivorous dinosaur with a robust body.
The archaeopteryx shows characteristics of both birds and reptiles. It is probably the ancestor of birds.
The axolotl, also known as Mexican salamander, is an amphibian species that keeps its gills even in adulthood.
This animation presents some animals and plants that lived between the Devonian and Permian periods (358-299 million years ago).
The Earth's continents have been in constant motion during the history of the planet.
Deinonychus antirrhopus, the "terrible claw", was a carnivorous dromaeosaurid dinosaur.
One of the largest marsupials.
This animation demonstrates the anatomy of amphibians through the example of a common species of frogs.
The last Ice Age ended about 13 thousand years ago.
The ‘upright man’ used tools and could set fire.
Fish-like marine dinosaurs which resembled dolphins; a good example of convergent evolution.
Eupteryds are an extinct group of Paleozoic aquatic arthropods.
This 3D scene presents the flora and fauna of the last period of the Palaeozoic Era.
A prehistoric flying reptile, similar to birds. However, there is no direct evolutionary link between the two.
A type of prehistoric reptile having bony plates on its back, which aided thermoregulation.
Large carnivores, perhaps the best known of dinosaurs.
A type of herbivorous dinosaur easily recognizable by its large frill and three horns which lived in the Cretaceous period.
The ancestors of Arachnida and Crustacea belonged to the class Trilobita.
Living fossil, important stage in the evolution of tetrapods.
Extinct proboscidea closely related to today's elephants, often hunted by prehistoric man.
Extinct species of fish which had thick ´armor´ protecting the head.
During the evolution of vertebrates the relative development of brain areas has changed.