Genetic quality or genetic compatibility? What do female fruit flies prioritize when mating? Researchers at the University of Zurich show that both factors are important at different stages of the reproductive process and ...
Evolution
Oct 2, 2023
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1
In a common metaphor used to describe human fertilization, sperm cells are competitors racing to penetrate a passive egg. But as critics have noted, the description is also a "fairy tale," rooted in cultural beliefs about ...
Social Sciences
Oct 1, 2023
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52
The endangered red wolf can survive in the wild, but only with "significant additional management intervention," according to a long-awaited population viability analysis released Friday.
Plants & Animals
Sep 30, 2023
1
571
For the first time, scientists have mapped the reproductive strategies and life cycle of an endangered coral species, offering hope it can be clawed back from the path to extinction.
Plants & Animals
Sep 20, 2023
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51
Caragana microphylla is a shrub and one of the important tree species for afforestation in arid and semi-arid areas of northern China. Its potential for natural regeneration and population expansion and its ability to maintain ...
Plants & Animals
Sep 15, 2023
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14
How do you study reproductive aging, the biological clock that affects fertility, in the lab? Researchers at Howard Hughes Medical Institute's Janelia Research Campus use a surprising animal: the roundworm C. elegans.
Cell & Microbiology
Sep 14, 2023
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4
Hybridization plays an important role in biological evolution. However, it is not clear under what ecological conditions hybridization may be favored. Assessing hybridization among species pairs that occupy geographically ...
Plants & Animals
Sep 11, 2023
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1
From the Middle Ages to the Enlightenment, "monstrous births"—malformed or anomalous fetuses—were, to Western medicine, an object of superstition. In 19th-century America, they became instead an object of the "modern ...
Social Sciences
Sep 7, 2023
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28
Shark ecotourism—where individuals pay to swim with wild sharks—may increase the likelihood of whale sharks (Rhincodon typus) exhibiting disturbed behavior patterns resembling the fast, zigzag movements associated with ...
Plants & Animals
Sep 7, 2023
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13
The dream of every potato breeders is to combine all the desirable characteristics that can make potato more productive and resistant to the effects of climate change, diseases and pests. The process, however, is far from ...
Molecular & Computational biology
Aug 24, 2023
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14
