Eastern US to be overrun by billions of cicadas (Update)

Any day now, billions of cicadas with bulging red eyes will crawl out of the earth after 17 years underground and overrun the East Coast. The insects will arrive in such numbers that people in the southern state of North ...

Warming turns tundra to forest

(Phys.org) -- In just a few decades shrubs in the Arctic tundra have turned into trees as a result of the warming Arctic climate, creating patches of forest which, if replicated across the tundra, would significantly accelerate ...

Number of spider species creeps up to 50,000

There are now 50,000 known different species of spider crawling the Earth, the World Spider Catalog announced Wednesday—and there might be another 50,000 out there.

Native forest plants rebound when invasive shrubs are removed

Removing invasive shrubs to restore native forest habitat brings a surprising result, according to Penn State researchers, who say desired native understory plants display an unexpected ability and vigor to recolonize open ...

Mesquite trees displacing Southwestern grasslands

As the desert Southwest becomes hotter and drier, semi-arid grasslands are slowly being replaced by a landscape dominated by mesquite trees, such as Prosopis velutina, and other woody shrubs, a team of University of Arizona ...

Songbirds find success nesting in introduced shrubs

We all like things that are bad for us sometimes, and birds are no different. When a bird or other animal makes choices that are actually harmful for it, by reducing their lifespan, reproductive success, or something else, ...

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