Argentina: the discovery of a fossil frog from 2 million years ago

BUENOS AIRES | paleontologists argentina have discovered the fossil remains of a species of frog that lived in the center of the south american country, there are about two million years ago, announced on Monday that the Agency of scientific dissemination of the national University of La Matanza.

“We still know very little about frogs and toads prehistoric,” says Federico Agnolin, a researcher at the Museum argentine natural sciences.

“Frogs and toads are very sensitive to changes in climate and environment, and they are therefore an important source of information for understanding past climates “, adds the scientist.

The discovery was made at a depth of 44 metres during the digging of a water well in San Pedro, 180 km north of Buenos Aires.

Paleontologists have discovered “a small humerus of an amphibian tiny, different toads, and tree frogs,” says the researcher.

According to the specialist, the small fossil was able to be identified despite its size, because the anurans, a group of amphibians that includes frogs and toads, have a particular structure at one end of the humerus in the joint that forms the elbow.

This particular shape allows them to have a greater agility to perform the movements and jumps fast.

“Being able to know the existence of a new amphibian species from the late pliocene-early pleistocene is a very important contribution to the paleontology of argentina,” says Federico Agnolin.

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