Recent scientific discoveries have shown that Neanderthal genes comprise some 1 to 4% of the genome of present-day humans whose ancestors migrated out of Africa, but the question remained open on how much those genes are ...
Evolution
Jun 7, 2023
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689
A team of researchers affiliated with several institutions in China has found evidence of natural selection based evolutionary changes to people living in Europe over the past two to three thousand years. In their paper published ...
A new study has mounted perhaps the most intricate, detailed look ever at the diversity in structure and form of bees, offering new insights in a long-standing debate over how complex social behaviors arose in certain branches ...
Plants & Animals
May 26, 2021
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4
For birds, simple does not always equal simple—and that difference can create interesting variations in plumage, according to new findings from University of Colorado Boulder researchers and their colleagues.
Plants & Animals
Mar 10, 2021
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19
The genus Iris of flowering plants—named after the Greek rainbow goddess because of the variation in flower color—comprises over 300 species across the northern hemisphere, some of which are Vulnerable or (Critically) ...
Ecology
Oct 13, 2020
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8
The alpine ginger Roscoea tibetica Batalin is the most widespread and extensively phenotypic-variable herbaceous species in Roscoea in the Hengduan Mountains. Diverse phenotypic variations in one population and similar habitat ...
Plants & Animals
May 20, 2020
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5
Evolution is a fascinating field but can be rife with misunderstanding. One misconception is that evolution has some innate sense of direction or purpose. In reality, evolution is a mindless, plan-free phenomenon, driven ...
Plants & Animals
Dec 11, 2018
3
52
Wild birds that are more clever than others at foraging for food have different levels of a neurotransmitter receptor that has been linked with intelligence in humans, according to a study led by McGill University researchers. ...
Plants & Animals
Mar 14, 2018
0
252
In the last 20 years, the field of animal coloration research has experienced explosive growth thanks to numerous technological advances, and it now stands on the threshold of a new era.
Plants & Animals
Aug 3, 2017
0
75
Organisms in nature adapt and evolve in complex environments. For example, when subjected to changes in nutrients, antibiotics, and predation, microbes in the wild face the challenge of adapting multiple traits at the same ...
Evolution
May 23, 2017
0
369
