Monarch Butterflies on the tree branches at the Monarch Butterfly Biosphere Reserve in Michoacan, Mexico, a World Heritage Site.
Palabras clave
butterfly,
tree,
annual,
attraction,
beautiful,
beauty,
biosphere,
tree branch,
bright,
flocked,
colony,
colours,
colourful,
extinction,
fly,
ground,
heritage,
insect,
mexico,
migration,
monarch,
natural,
nature,
no people,
plant,
protected,
reserve,
risk,
site,
sunlight,
tour tourism,
unesco,
wildlife,
wing,
wintering,
wonder,
earth,
autumn,
sky,
leaf,
yellow,
blue
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