Adaptive radiation—the rapid evolution of many new species from a single ancestor—is a major focus in evolutionary biology. Adaptive radiations often show remarkable repeatability where lineages have undergone multiple ...
Evolution
Oct 7, 2020
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22
In birds and other species alike, pairs can face considerable difficulties with reproduction. Scientists at the Max Planck Institute for Ornithology in Seewiesen have now shown in an extensive analysis of 23,000 zebra finch ...
Plants & Animals
Sep 30, 2020
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100
Fruit flies have the uncanny ability to wake up from a months-long hibernation right when their food of choice—say, the fruit from apple or Hawthorn trees—is at its peak. They're active for a couple of weeks, eating and ...
Plants & Animals
Sep 14, 2020
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49
Researchers working on the Seeds of Discovery (SeeD) initiative, which aims to facilitate the effective use of genetic diversity of maize and wheat, have genetically characterized 79,191 samples of wheat from the germplasm ...
Plants & Animals
Sep 11, 2020
1
171
The creator of the Australian labradoodle set out to mix poodles and Labrador retrievers to develop a hypoallergic service dog. But, according to a new study by Elaine Ostrander at the National Institutes of Health, published ...
Plants & Animals
Sep 10, 2020
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75
Mice that grow up in stimulating environments not only become smarter and more curious but are also more likely to develop individualized "personalities," a new study showed Wednesday.
Plants & Animals
Aug 27, 2020
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165
An international team led by the Plant Phenotyping and Imaging Research Centre (P2IRC) at the University of Saskatchewan (USask) and researchers at Agriculture and Agri-Food Canada (AAFC) has decoded the full genome for the ...
Biotechnology
Aug 10, 2020
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34
The advent of DNA sequencing has given scientists a clearer insight into the interconnectedness of evolution and the web-like path that different organisms take, splitting apart and coming back together. Tony Capra, associate ...
Evolution
Aug 3, 2020
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2232
Biologists have long known that inbreeding can be detrimental. Inbreeding results in less genetic variation, making species more vulnerable if changes occur that require them to adapt.
Evolution
Jul 30, 2020
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24
In human reproduction, the genes of the mother and father are combined and mixed in countless variations. Their offspring can differ significantly from one another. However, bacteria multiply by simple cell division, so that ...
Cell & Microbiology
Jul 22, 2020
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6
