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Bird Louse Study Shows How Evolution Sometimes Repeats Itself

Published: August 16, 2012.
Released by University of Illinois at Urbana-Champaign  

CHAMPAIGN, Ill. — Birds of a feather flock together and – according to a new analysis – so do their lice.

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More news from University of Illinois at Urbana-Champaign

School Reform in Post-Katrina New Orleans Harmful to Black Community, Scholars Say
CHAMPAIGN, Ill. -- By most media accounts, education reform in post-Katrina New Orleans is a success. Test scores and graduation rates are up, and students once trapped in failing schools have their choice of charter schools throughout the city.

Report: Brain-injured Patients Need Therapies Based on Cognitive Neuroscience
CHAMPAIGN, Ill. -- Patients with traumatic brain injuries are not benefiting from recent advances in cognitive neuroscience research - and they should be, scientists report in a special issue of Current Opinion in Behavioral Sciences.

Gene Mapping Reveals Soy's Dynamic, Differing Roles in Breast Cancer
CHAMPAIGN, Ill. -- Scientists have mapped the human genes triggered by the phytonutrients in soy, revealing the complex role the legume plays in both preventing and advancing breast cancer.

To Improve STEM Diversity, Fix Higher Education, Scholar Says
CHAMPAIGN, Ill. -- The U.S. will make little progress toward changing the predominately white-male face of its science and technology workforce until higher education addresses the attitudes, behaviors and structural practices that undermine minority students' access and success at college, a new study suggests.

Study: This Is Your Teen's Brain Behind the Wheel
CHAMPAIGN, Ill. -- A new study of teenagers an d their moms reveals how adolescent brains negotiate risk - and the factors that modulate their risk-taking behind the wheel.

The Phthalate DEHP Undermines Female Fertility in Mice
CHAMPAIGN, Ill. -- Two studies in mice add to the evidence that the phthalate DEHP, a plasticizing agent used in auto upholstery, baby toys, building materials and many other consumer products, can undermine female reproductive health, in part by disrupting the growth and function of the ovaries.

BPA Exposure Affects Fertility in Next 3 Generations of Mice
CHAMPAIGN, Ill. -- When scientists exposed pregnant mice to levels of bisphenol A equivalent to those considered safe in humans, three generations of female mouse offspring experienced significant reproductive problems, including declines in fertility, sexual maturity and pregnancy success, the scientists report in the journal Toxicology and Applied Pharmacology.

Study: Amygdala Encodes 'Cooties' And 'Crushes' in the Developing Brain
CHAMPAIGN, Ill. -- Scientists have found a signal in the brain that reflects young children's aversion to members of the opposite sex (the "cooties" effect) and also their growing interest in opposite-sex peers as they enter puberty. These two responses to members of the opposite sex are encoded in the amygdala, the researchers report.

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It's No Sweat for Salt Marsh Sparrows to Beat the Heat If They Have a Larger Bill
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