Monk parakeets: Immigrants to New York via Argentina

They appear as invaders, taking over a neighborhood and erecting tall dwellings seemingly overnight. Offspring and relatives soon follow, and their ensuing racket is not to be spoken of in polite company.

Free-runners explore orang-utans' ease in the trees

University of Birmingham scientists are using parkour athletes - also known as free runners - to discover how orang-utans and other tree-dwelling primates maximise energy efficiency as they move through the forest canopy.

Is ocean garbage killing whales?

Millions of tonnes of plastic debris dumped each year in the world's oceans could pose a lethal threat to whales, according to a scientific assessment to be presented at a key international whaling forum this week.

Climbers leave rare plants' genetic variation on the rocks

Rock climbers are having a negative impact on rare cliff-dwelling plants, ecologists have found. Writing in the British Ecological Society's Journal of Applied Ecology they say that in areas popular with climbers, conservation ...

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