Articles on Lizards

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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.
A brown basilisk missing both its entire left forearm and part of its right hind limb. Brian Hillen

3‑legged lizards can thrive against all odds, challenging assumptions about how evolution works in the wild

Most lizards probably don’t survive devastating injuries. But a new study documents 122 cases of limb loss across 58 species – these exceptions shine a new light on natural selection.
Zoologist Elizabeth Morrison receives the Jamaican giant galliwasp from Mike Rutherford, a curator at the University of Glasgow, on April 22, 2024. Jane Barlow/PA Images via Getty Images

Returning a 170‑year‑old preserved lizard to Jamaica is a step toward redressing colonial harms

Not all reparations involve money. Returning unique scientific resources is also a way of showing respect and righting past harms.
Temperature sensitivity makes western fence lizards vulnerable to climate change. Greg Shine/BLM

Climate change is already forcing lizards, insects and other species to evolve – and most can’t keep up

From dark dragonflies becoming paler to plants flowering earlier, some species are slowly evolving with the climate. Evolutionary biologists explain why few will evolve fast enough.

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