Results 191 to 200 of about 73,541 (290)

Associations of extreme weather, El Niño events, and streamflow with the annual apparent survival of a migratory riparian bird in the western United States

open access: yesIbis, EarlyView.
Neotropical avian migrants are affected by environmental change throughout their full annual cycles. In the southwestern United States, these species rely on riparian corridors for food and water, for migration stopover sites, and as breeding grounds. Climate change imperils these essential ecosystems, with the southwest predicted to become hotter and ...
Liz Allocca   +4 more
wiley   +1 more source

Unexpected spatial aggregation between two species of hummingbirds and their inconsistent spatial interactions with native and exotic plants in an urban ecological reserve

open access: yesIbis, EarlyView.
Hummingbirds play an important role as pollinators and are one of the primary examples of animal–plant coevolution. However, factors such as land‐use change, urbanization, exotic species introductions and the disappearance of native plants can negatively affect the persistence of hummingbird populations.
Gonzalo A. Ramírez‐Cruz   +4 more
wiley   +1 more source

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