Climate change has now become one of the biggest threats to ecosystems globally, as global cycles that have helped species thrive for centuries have shifted. Birds in particular, for their elaborate ...

Five songbird species in California's oak woodlands each seek out a different habitat to maximize their reproductive success, according to new research in The Auk: Ornithological Advances. The quality ...

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All living things have limited energy and resources, and face trade-offs between competing priorities,” observed the study’s ...