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Evolutionary Traps in Human-Dominated Landscapes
September 22, 2011 — A new study looks at how human activities can diminish the usefulness of an ornamental trait, such as colorful feathers, as a signal of fitness. Cardinals, for example, need carotenoids in their diet ... > full story -
Evolutionary Biology
Developmental Biology
Genetics
Biology
Invasive Species
Insects (including Butterflies)
Fast-Evolving Genes Control Developmental Differences in Social Insects
September 19, 2011 — A new study found that genes involved in creating different sexes, life stages and castes of fire ants and honeybees evolved more rapidly than genes not involved in these processes. The fast-evolving ... > full story -
New Threat Closes in on Iconic Galápagos Wildlife
September 16, 2011 — Renewed vigilance over the biosecurity of the Galápagos Islands is needed, based on new research on the risk posed by West Nile ... > full story -
Invasive Amphibians, Reptiles in Florida Outnumber World, Study Finds
September 15, 2011 — Florida has the world's worst invasive amphibian and reptile problem, and a new 20-year study verifies the pet trade as the No. 1 cause of the species' ... > full story -
Invasive Forest Insects Cost Homeowners, Taxpayers Billions
September 9, 2011 — Homeowners and taxpayers are picking up most of the tab for damages caused by invasive tree-feeding insects that are inadvertently imported along with packing materials, live plants, and other goods. ... > full storyMore: -
Entomologists Begin to Control Winter Moth Infestation in Eastern Massachusetts
September 7, 2011 — A six-year campaign to control invasive winter moths with a natural parasite now has concrete evidence that a parasitic fly, Cyzenis albicans, has been established and is attacking the pest at four ... > full story -
Tree Rings Reveal Forest Fires from Hundreds of Years Ago
September 7, 2011 — Like clues from an Agatha Christie mystery novel, trees can provide secrets about past events, and their rings are especially good at providing information about fires, some of which happened ... > full story -
Invasive Leafy Spurge Weed: Digital Cameras Open New View of America's West
September 6, 2011 — An aerial photography survey of 38,000 wildfire-burned acres in Idaho provided what is believed to be the first evidence that the invasive leafy spurge weed is displacing seedlings of native mountain ... > full story -
Firewood Movement Leading Cause of Oak Infestation in San Diego County, Researchers Find
September 2, 2011 — A catastrophic infestation of the goldspotted oak borer, which has killed more than 80,000 oak trees in San Diego County in the last decade, might be contained by controlling the movement of oak ... > full story -
Tree-Killing Pathogen Traced Back to California
September 1, 2011 — California has emerged as the top suspect as the source of a pathogen responsible for a global pandemic of cypress canker disease. The genetic detective work by researchers in the U.S. and in Italy ... > full story
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