Articles on Zoology

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The small Noronha skink (Trachylepis atlantica) is a lizard native to Africa that has evolved on Fernando de Noronha over millions of years: due to its isolation, the archipelago serves as a natural laboratory for evolution and is the subject of great scientific interest. Vinicius Gasparotto

Island life changed how Brazil’s Noronha skink reproduces, but the lizard’s strategy might be failing in a rapidly evolving world

The Noronha skink arrived on the island millions of years ago from Africa, likely on floating masses of vegetation carried by ocean currents.
The hammerhead shark is one of the most ancient marine species on the planet, and it is very common along the Brazilian coast. Martin Prochazkacz/Shutterstock

Scientists find antidepressant in the brains of sharks off the coast of Rio de Janeiro

Scientists have identified sertraline — the active ingredient in Zoloft and dozens of other antidepressants — in the brain tissue of hammerhead sharks caught off the coast of Rio de Janeiro.
The first specimen of Bipalium admarginatum was found by George Verdon in the jungle of a tropical island. George Verdon

Last seen 90 years ago, strange worm species is found crawling in Malaysia

A strange worm found in the jungle, then harvested and preserved in… gin, provides a better understanding of the evolution and genetics of flatworms.

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