Cooperative Extension San Joaquin County
University of California
Cooperative Extension San Joaquin County

Posts Tagged: extinction

Are Western Monarchs Heading for Extinction?

A male monarch takes flight on Sept. 12 in Vacaville, Calif. (Photo by Kathy Keatley Garvey)

Are western monarch butterflies heading for extinction? A Sept. 7 article in Reuters, headlined "Monarchs in Western United States Risk Extinction, Scientists Say," indicated that "Monarch butterflies west of the Rocky Mountains are teetering on the...

A male monarch takes flight on Sept. 12 in Vacaville, Calif. (Photo by Kathy Keatley Garvey)
A male monarch takes flight on Sept. 12 in Vacaville, Calif. (Photo by Kathy Keatley Garvey)

A male monarch takes flight on Sept. 12 in Vacaville, Calif. (Photo by Kathy Keatley Garvey)

A male monarch heads for another flower on tropical milkweed, Asclepias curassavica, in Vacaville, Calif. (Photo by Kathy Keatley Garvey)
A male monarch heads for another flower on tropical milkweed, Asclepias curassavica, in Vacaville, Calif. (Photo by Kathy Keatley Garvey)

A male monarch heads for another flower on tropical milkweed, Asclepias curassavica, in Vacaville, Calif. (Photo by Kathy Keatley Garvey)

Startled, a male monarch abruptly leaves a tropical milkweed blossom, Asclepias curassavica, in Vacaville, Calif. (Photo by Kathy Keatley Garvey)
Startled, a male monarch abruptly leaves a tropical milkweed blossom, Asclepias curassavica, in Vacaville, Calif. (Photo by Kathy Keatley Garvey)

Startled, a male monarch abruptly leaves a tropical milkweed blossom, Asclepias curassavica, in Vacaville, Calif. (Photo by Kathy Keatley Garvey)

Monarchs nectaring on tropical milkweed, Asclepias curassavica, in Vacaville, Calif. (Photo by Kathy Keatley Garvey)
Monarchs nectaring on tropical milkweed, Asclepias curassavica, in Vacaville, Calif. (Photo by Kathy Keatley Garvey)

Monarchs nectaring on tropical milkweed, Asclepias curassavica, in Vacaville, Calif. (Photo by Kathy Keatley Garvey)

 
E-mail
 
Webmaster Email: mdhachman@ucdavis.edu