Bees "reinvade" US cities that have lost population
Submitted on 19 June 2015 - 9:36am
This article is reproduced by CienciaPR with permission from the original source.
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Gerardo E. Alvarado León
Puerto Rican ecologist Gerardo Rafael Camilo Rivera studies the decrease in the population of pollinators, like bees and butterflies.
The original article is available in Spanish.