Wildfire changes songbird plumage and testosterone
Fire can put a tropical songbird's sex life on ice.
Plants & Animals
Jun 30, 2021
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Page 2 - News tagged with testosterone level
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Male bats with high testosterone levels have large forearm crusts when females are fertile
Males may put a lot of effort into attracting females. Male peacocks flaunt eye-catching trains, but male bats, because they are active at night, may rely on females' sense of smell to draw them in. Three years ago, Victoria ...
Plants & Animals
Dec 16, 2020
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Penis development needs more than just testes and testosterone
Proper development of the fetal penis requires not just testosterone from the testes, but a second hormone produced by other tissues, including the placenta, according to a new study publishing February 14 in the open-access ...
Plants & Animals
Feb 14, 2019
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Testosterone boost feeds US men's hunger for luxury products, study indicates
An extra shot of testosterone, it seems, makes a man act like an animal.
Social Sciences
Jul 4, 2018
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Men's testosterone levels largely determined by where they grow up
Men's testosterone levels are largely determined by their environment during childhood, according to new research.
Evolution
Jun 25, 2018
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Winner takes all: Success enhances taste for luxury goods, study suggests
Footballers in flashy cars, City workers in Armani suits, reality TV celebrities sipping expensive champagne while sitting in hot tubs: what drives people to purchase luxury goods? New research suggests that it may be a sense ...
Social Sciences
Sep 19, 2017
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How testosterone regulates singing in canaries
Testosterone controls specific features of birdsong in two distinct regions of the canary brain that resemble the human motor cortex, according to a study published in The Journal of Neuroscience. The research points to a ...
Plants & Animals
Aug 14, 2017
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Are market bubbles caused by traders' testosterone levels?
Research conducted at Ben-Gurion University of the Negev (BGU) has determined that psychological momentum significantly affects performance among men but not among women, which may account for exaggerated risk-taking in financial ...
Economics & Business
Mar 1, 2017
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When it comes to evolution, testes may play a key role, studies find
A pair of studies led by Indiana University researchers provide new evidence that when it comes to evolution, the testes may play a key role.
Evolution
Jun 15, 2016
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Traders' hormones' may destabilize financial markets
The hormones testosterone and cortisol may destabilise financial markets by making traders take more risks, according to a study.
Social Sciences
Jul 2, 2015
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