Once in a while, over the history of life, a new trait evolves that leads to an explosion of diversity in a group of organisms. Take wings, for instance. Every group of animals that evolved them has spun off into a host of ...
Evolution
Aug 24, 2020
1
113
When baboons experience trauma in early life, they have higher levels of stress hormones in adulthood—a potential marker of poor health—than their peers who don't experience trauma, even if they have strong social relationships ...
Plants & Animals
Aug 3, 2020
0
463
A loner and a hunter with highly developed territorial instincts, a cruel carnivore, a disobedient individual: the cat. These features make the species averse to domestication. Even so, we did it. Nowadays, about 500 million ...
Plants & Animals
Jul 13, 2020
2
1895
A rat is less likely to help a trapped companion if it is with other rats that aren't helping, according to new research from the University of Chicago that showed the social psychological theory of the "bystander effect" ...
Plants & Animals
Jul 8, 2020
17
344
Massive blocks of genes—inherited together 'plug and play' style—may play a larger role in evolutionary adaption than previously thought, according to new research in Nature.
Evolution
Jul 8, 2020
0
223
University of Wisconsin-Madison scientists have found that a constantly fluctuating environment can enable some species to invade new areas by helping them maintain the genetic diversity they need to settle into their new ...
Evolution
Jun 22, 2020
0
112
To find food, dazzle mates, escape predators and navigate diverse terrain, birds rely on their excellent color vision.
Plants & Animals
Jun 15, 2020
4
24660
Sea snakes first entered the marine environment 15 million years ago and have been evolving ever since to survive in its changing light conditions, according to a new study.
Plants & Animals
May 28, 2020
0
402
Organisms carry long-term "memories" of their ancestral homelands that help them adapt to environmental change, according to a new study that involved raising chickens on the Tibetan Plateau and an adjacent lowland site.
Plants & Animals
May 22, 2020
4
1244
Newly released genomes from Neolithic East Asia have unveiled a missing piece of human prehistory, according to a study conducted by Prof. Fu Qiaomei's team from the Institute of Vertebrate Paleontology and Paleoanthropology ...
Evolution
May 14, 2020
9
2238
