Metal pollution is a global environmental issue with adverse biological effects on wildlife.
Long-term studies that span declines in metal emissions due to regulation, resulting in …

Birds are excellent vectors of allochthonous matter and energy due to their high mobility,
with more intense flow when waterbirds congregate in breeding colonies, feeding in …

Release from interspecific competition can lead to niche shifts and have positive fitness
consequences. I studied two closely related and ecologically similar Empidonax species that …

Niche partitioning is a strategy whereby specialization allows species with similar ecological
requirements to coexist. This is particularly important for organisms exploiting specific food …

Due to their high mobility, large vertebrates are e cient carriers of allochthonous matter and
energy. Waterbirds congregate in breeding colonies, while feed in surrounding aquatic and …