Cute but calamitous: Australia labors under rabbit numbers

With their outsized ears and fluffy fur, rabbits are often seen as cute and harmless. Yet the creature is behind one of the globe's most harmful biological invasions, ravaging Australia, whose efforts to limit the problem ...

Second species of ramp, or wild leek, documented in Pennsylvania

The presence of a second species of ramp, Allium burdickii—commonly known as narrow-leaved wild leek—has been documented in southwest Pennsylvania by a team of Penn State researchers in a new study. This plant species ...

New plant invader takes over Eastern forests

A pretty ornamental shrub from Japan found in many people's yards is sprouting wild in an increasing number of parks and forests across the United States.

Researchers uproot decades of buckthorn management practices

According to new research from the University of Minnesota, buckthorn managers have long overestimated the plant, and in doing so, have given the invasive tree a significant advantage in spreading widely and pushing native ...

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