In dry years, rivers become birds’ crowded corridors
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New research finds that in dry years, birds funnel into the greenness of river environments, but overcrowding may increase competition for habitat and resources.
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How do U… start birding?
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Birds are all around, and all you need to get started is an observant eye.
Read MoreSilencing the booming chorus
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From 2007 to 2009, a yellow fever virus outbreak nearly decimated El Parque El Piñalito’s howler monkey populations. Exposure to a past virus may have aided brown howlers’ survival.
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