North America

Massive southern invasions by northern birds linked to climate shifts

Scientists have pinpointed the climate pattern that likely sets the stage for boreal bird irruptions in which vast numbers of northern birds migrate far south of their usual winter range.

11 May 2015

Silent Seashores

Gloucester, Massachusetts — As the spring days lengthen, shorebirds have begun their hemispheric migrations from South America to nesting grounds in Canada’s northern spruce and pine forests and th

01 May 2015

New York State to dim lights to save migrating birds

The state of New York is to turn off non-essential lights in state-run buildings to help birds navigate their migratory routes in spring and autumn.

28 April 2015

Fifty-foot sperm whale washes up on shore south of San Francisco

Decomposing carcass of 50-foot mammal examined by biologists to determine how it died as boaters warned to steer clear of whales

15 April 2015

Ungewöhnliche Paarung: Wenn der Eisbär mit dem Grizzly...

Seit einigen Jahren beobachten Biologen ein interessantes Phänomen in der Arktis: Eisbären paaren sich mit Grizzlybären.

03 April 2015

Tiny songbird can fly the Atlantic, scientists confirm

Blackpoll warbler songbird, which weighs 4.2 ounces, can fly 1700 miles non-stop from New England to South America

01 April 2015

Langstrecken-Profis: Singvögel fliegen 2500 Kilometer nonstop

Leichtgewichte auf der Langstrecke: Kleine Singvögel können bis zu drei Tage ohne Unterbrechung übers Meer fliegen. Es sei eine riskante Flieg-oder Stirb-Reise, berichten Biologen.

01 April 2015

Tagged mako shark traveled more than 7,300 in less than a year

Like his human counterparts, it eseems a shortfin mako shark tagged in Maryland has decided to visit the tropical waters off Puerto Rico

26 March 2015

Saving monarch butterflies means planting milkweed, Guelph biologist says

A concerted national effort to plant the traditionally unloved milkweed is needed to reverse a precipitous decline in the monarch butterfly population, conservationists say.

25 February 2015

Fit with tiny backpacks, songbirds reveal speed of migration at 311 miles a day

Using extra tiny geo-locator backpacks, researchers have tracked songbirds’ seasonal migrations for the first time, according to research published in Science .

12 February 2015