7 September 2021
Some endotherms, commonly called warm-blooded animals, have grown larger wings, beaks or tails to increase their surface area, which helps them stay cool as the world warms
10 August 2021
Many snake species have been able to evolve venom fangs, because they all inherited the same wrinkle-like structures inside their teeth that became channels to carry venom towards the tip
10 December 2020
It has long been thought that new species are most likely to evolve in biodiversity hotspots like the Amazon rainforest, but a genetic analysis of birds suggests that extreme environments where few species exist help drive evolution
