See our new Endangered Species website!
Monarch Butterfly Danaus plezippus
To survive, this unique migratory insect must overwinter successfully at
a few sites in California and Mexico, where colonies may contain as many
as 100,000 individual. Deforestation and tourism threaten the roosts.
Photo: Allen Montgomery, U.S. Fish and Wildlife Service, California,
Source: Optilearn CD-ROM, copyright 1995.
Formatted for EE-Link / 10 January 1995