James T. Stroud – The Conversation

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

October 13, 2025

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

James T. Stroud, Georgia Institute of Technology and Jonathan Losos, Washington University in St. Louis

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.

After gathering data on the captured anole, the team releases it back to the wild. Neil Losin/Day's Edge Prods.

March 25, 2025

Amid a tropical paradise known as ‘Lizard Island,’ researchers are cracking open evolution’s black box – scientist at work

James T. Stroud, Georgia Institute of Technology

A decade of fieldwork is revealing how one of biology’s fundamental principles works in real time.

Temperature sensitivity makes western fence lizards vulnerable to climate change. Greg Shine/BLM

November 21, 2023

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

Michael P. Moore, University of Colorado Denver and James T. Stroud, Georgia Institute of Technology

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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