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The letter said, "Plummeting from a high of 1.1 billion monarch butterflies overwintering in central Mexico´s high-altitude oyamel fir forests in 1996 to a pitiful 33 million thinly scattered over seven sites during the current 2013–2014 season, the extraordinary monarch butterfly migratory phenomenon is now officially endangered.
Camino Real, or the Royal Inland Route, was a trade route for silver extracted from the mines in Mexico and mercury imported from Europe. It was active from the mid-16th to the 19th centuries and stretched over 2,600 km (1,600 mi) from north of Mexico City to Santa Fe in today's New Mexico. This serial site comprises the Mexican part of the ...
The government commission for natural protected areas said the butterflies’ population covered 2.84 hectares (7 acres) this year, compared to 2.1 hectares (5.2 acres) last year. Monarch ...
Mexican experts say the number of monarch butterflies that arrived to winter in mountaintop forests rose by 35% from last year.
Near the capital of the municipality is the San José del Rincon Monarch Butterfly Sanctuary. These butterflies appear here from November to March. The Sanctuary has rustic lodgings as well as restaurants, horse rentals, trained guides and handcraft vendors. The sanctuary also has educational programs designed to promote the conservation of the ...
The number of monarch butterflies at their wintering areas in Mexico dropped by 59% this year to the second lowest level since record keeping began, experts said Wednesday, blaming heat, drought ...
Piedra Herrada, Mexico. Monarch butterfly migration is the phenomenon, mainly across North America, where the subspecies Danaus plexippus plexippus migrates each autumn to overwintering sites on the West Coast of California or mountainous sites in Central Mexico. Other populations from around the world perform minor migrations or none at all.
The population of monarch butterflies in the Mexican forests where they spend the winter fell to the second-lowest figure on record this season, offering a grim snapshot of the already endangered ...