At the Joya Redonda Monarch Butterfly Sanctuary, hibernating monarch numbers have multiplied tenfold. But is that enough to save the insect?

Explore Authentic Monarch Butterflies In Flight Stock Photos & Images For Your Project Or Campaign. Less Searching, More Finding With Getty Images.

SI Neg. 95-9588.01. Date: 1995...Monarch Butterfly (Danaus plexippus, Family Danaidae), United States. Of the more than 1 million animal species that have...

This turns out not to be a monarch but a viceroy butterfly. Thank you KevinMHall for your astute observation. Made Explore page for Interestingness

The Monarch is the largest butterfly seen in the British Isles and is also one of our rarest migrants. Known for its ability to travel large distances, the migrations in North America are one of the greatest natural phenomena in the world - where the adult butterflies can migrate from as far north as Canada to the overwintering grounds in Mexico, the west coast of California and Florida.