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During the evolution of vertebrates the relative development of brain areas has changed.
The archaeopteryx shows characteristics of both birds and reptiles. It is probably the...
A prehistoric amphibian and an early representative of the Tetrapods, which became...
Living fossil, important stage in the evolution of tetrapods.
An ant colony consist of a queen, male ants and workers.
Bats use ultrasound to navigate and hunt for prey.
The characteristic colours of the common kingfisher aid the bird in catching its prey.
The animation demonstrates the most important types of feathers and their fine structure.