Area of forest occupied by the colonies of monarch butterflies in Mexico during the 2022-2023 overwintering period
Date:March 21, 2023
During the second half of December of 2022, 11 colonies of monarch butterflies - three in the state of Michoacán and eight in the State of Mexico - were recorded to occupy a total of 2.21 hectares (ha) of forest, this represents a 22% decrease in relation to the area recorded in 2021 (2.84 ha).
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