Be careful what you say, ravens. Doug Wacker is listening to you. Wacker studies animal behavior at the University of Washington Bothell. Since August 2022, he has been in Fairbanks, following ravens. When he hears them vocalizing, Wacker points at the big, black birds with a microphone attached to a plastic dish that resembles a […]
The first continuous multiyear acoustic monitoring effort across Cook Inlet provides the most comprehensive description of beluga whale seasonal distribution and feeding behavior to date. This knowledge is critical for understanding and managing potential threats impeding recovery of this endangered population. “Cook Inlet belugas were listed as endangered in 2008. Despite protective measures, the population continued to decline,” […]
Reductions in sea ice in the Arctic have a clear impact on animals such as polar bears that rely on frozen surfaces for feeding, mating and migrating. But sea ice loss is changing Arctic habitat and affecting other species in more indirect ways, new research finds. Beluga whales that spend summers feeding in the Arctic […]
It’s no secret that human activities affect fish, particularly those that must migrate to reproduce. Years of building dams and polluting rivers in some regions have left fish such as salmon struggling to return to their home streams and give birth to the next generation. A new University of Washington study points to yet another […]