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origin and evolution of species click to hear : origin and evolution of species

Since its formation some 4.6 billion years ago, the Earth has witnessed the genesis of continents and oceans and the appearance of animals and vegetation.
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Carboniferous falcatus arthropleura meganeura Devonian ichthyostega ferns archaeognatha Silurian acanthodian cooksonia

Carboniferous click to hear : Carboniferous

Geological period marked by the appearance of reptiles and winged insects. Plants (ferns, cereals) continued evolving.

falcatus click to hear : falcatus

Shark fossil with sharp teeth. The male had a dentate dorsal fin pointing forward.

arthropleura click to hear : arthropleura

Invertebrate fossil with a multi-segmented body. Found in damp forests, it measured almost 2 meters in length.

meganeura click to hear : meganeura

Winged insect fossil. No other insect has ever reached the size of this giant dragonfly (70 cm long).

Devonian click to hear : Devonian

Geological period marked by the appearance of amphibians, insects and the first land animals. This period saw the proliferation of fish and plants.

ichthyostega click to hear : ichthyostega

Four-limbed vertebrate fossil descended from fish; the ancestor of today’s amphibians and one of the first vertebrates to adapt to land.

ferns click to hear : ferns

These plants developed by the water’s edge. Consisting of roots, a stem and leaves, they could reach the height of present-day trees.

archaeognatha click to hear : archaeognatha

The oldest known insect fossil; it was wingless and had long antennae.

Silurian click to hear : Silurian

Geological period marked by the appearance of fish with jaws and the first land plants.

acanthodian click to hear : acanthodian

First fish with a jaw; most of its fins were supported by a spine. It disappeared in the Permian period.

cooksonia click to hear : cooksonia

One of the first land plants, having a stem but no leaves or roots; it developed in coastal and marshy zones.