Two closely-related, different-sized species of geese nest sympatrically south of the Queen Maud Gulf (QMG) in Canada’s central arctic. Following a period of high population growth rate in both species within the QMG, the ...

Agricultural practices have intensified over the last 50 years, increasing crop production and altering the Canadian Prairie landscape by removing non-cropped habitats and wetlands. The productivity, trophic structure and ...

Energy demands can be particularly high in arctic-nesting birds that face harsh, unpredictable conditions during the breeding season. Consequences of these demands, particularly energy-partitioning during egg laying and ...

Populations of several Neotropical migratory bird species have experienced declines in the recent decades but long-distance migrant aerial insectivores seem to be declining at greater rates than any other group. The Barn ...

Run-of-river (RoR) hydroelectric dams are an increasingly common alternate energy source on mountain streams. Despite reductions in size and greenhouse gas emissions compared to conventional impoundments, RoR dams may have ...

I studied carotenoids in the eggs of American coots (Fulica americana) from 3 study sites in Saskatchewan, Canada. I supplemented two diet types designed to reduce carotenoids in the diet of laying coots to investigate ...

North American populations of white-winged scoters (Melanitta fusca deglandi) have declined markedly over the past several decades. The causes for decline are uncertain, but likely involve a complexity of events occurring ...