Monarch butterflies are now on endangered 'red list' | Wildlife News
The butterflies are imperiled by loss of habitat, increased use of pesticides for agriculture and climate change.
Source: aljazeera.com
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The butterflies are imperiled by loss of habitat, increased use of pesticides for agriculture and climate change.
Officials estimate that the population of monarch butterflies in North America has declined between 22% and 72% over 10 years, depending on the measurement method.
The group estimates that the population of monarch butterflies in North America has declined between 22% and 72% over 10 years.
The International Union for the Conservation of Nature listed as \
Monarch butterflies are now listed as endangered because of fast dwindling populations in North America.