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This undated handout picture released on August 24, 2020 by the USGS, Montana Cooperative Wildlife Research Unit shows an indigo flycatcher (Eumyias indigo) at nest in Kinabalu Park in Sabah, Malaysia. Songbirds in tropical rainforests curtail their reproduction to help them survive droughts, according to a study on August 24, 2020. Species with longer lifespans were better able to cope with this environmental volatility than previously thought, researchers found. (Photo by Thomas E. Martin/USGS, Montana Cooperative Wildli/AFP Photo)
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