Subspecies and protection
cherubini at mindspring.com
Tue Oct 17 00:39:07 EDT 2000
Pierre Zagatti wrote:
> Yes, all monarch populations in the tropics are 'non-migrant'.
The Monarch (Danaus plexippus) is reported to migrate in
Costa Rica. Below is part of the abstract I copied from a paper
I found in the book "Biology and Conservation of the
Monarch Butterfly, edited by Malcolm & Zalucki,
Natural History Museum of Los Angeles, 1993 pp 201-206.
SEASONAL MIGRATION OF MONARCHS AND OTHER
BUTTERFLIES IN COSTA RICA
William A. Haber
"Unlike the north-south migration of North American monarchs,
migration in Costa Rican butterflies, including monarchs, was
oriented east-west across the country between seasonally dry,
semideciduous Pacific habitats and evergreen Atlantic habitats.
Emmigration from dry forest peaked in mid-dry season
(February), while monarch migration peaked in late dry
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