Less thicket and more crows are not good for ptarmigan
A marked decline in the numbers of willow ptarmigan shot in Northern Norway is not proof of hunters being poorer shots. Less thicket and more crows must take some of the blame for a declining population.
The last place you’d expect a kittiwake to want to live
An industrial plant has become the number one most desirable place of residence for black-legged kittiwakes. Totally unexpected to both scientists and the plant’s owners, the Statoil company.
How much food do seabirds need?
Many seabirds begin to suffer when the food available for them in the ocean declines below a critical level. This level is about one-third of the maximum amount of food available.