14 July 2023
Llamas are able to learn from other llamas and even more effectively from humans, possibly because thousands of years of domestication gave them the ability to read human social cues
12 July 2023
A handful of “rules” govern how evolution shapes life on Earth, from island gigantism to colours shifting with latitude – and offer clues about how animals and plants might adapt to a warming world
19 June 2023
Sara Imari Walker, who developed Assembly Theory with chemist Lee Cronin, explains how the theory's definition of life might help us find it on other planets
15 May 2023
Many researchers thought butterflies first evolved in Asia, but a global genetic analysis suggests they arose in North America, well before the non-avian dinosaurs went extinct
6 May 2023
Why some people evolved the ability to digest milk in adulthood hasn't been clear, but the extra calories that young children got may have been key
3 May 2023
Domestic cats are a paradox, argues biologist Jonathan B. Losos in a book that delves into their origins and the emerging science of feline behaviour
27 April 2023
Balto had a varied ancestry, sharing genes with Siberian huskies, Greenland sledge dogs, Vietnamese village dogs and Tibetan mastiffs
12 April 2023
What makes a great new trait evolve and then stay dormant for years? Andreas Wagner's new book explores the innovations of nature – and human culture
1 April 2023
Fungus farming by ants has evolved independently in populations separated by the Atlantic Ocean – the latest example was observed in cocktail ants in Cameroon, which cultivate fungus to build their nests
24 March 2023
In the Galapagos Islands, finches that live near cities have higher survival rates against parasitic flies than those who live in the country
