New research finds that in dry years, birds funnel into the greenness of river environments, but overcrowding may increase competition for habitat and resources.
wildlife
In dry years, rivers become birds’ crowded corridors
How do U… start birding?
Birds are all around, and all you need to get started is an observant eye.
Silencing the booming chorus
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.