New data on bird population trends and the climate conditions they occupy

»»New data on bird population trends and the climate conditions they occupy

A new study of population trends among 46 ecologically diverse bird species in North America overturns a long-held assumption that the climate conditions occupied by a species do not change over time. Instead, birds that have increased in abundance over the last 30 years now occupy a wider range of climate conditions than they did 30 years ago, and declining species occupying a smaller range

By | 2016-11-30T01:46:06+00:00 July 20, 2016|Categories: |Tags: |0 Comments

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