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

Posts Tagged: monarch butterflies

Saving the Monarchs

A monarch butterfly on lantana last week in Vacaville, Calif. (Photo by Kathy Keatley Garvey)

If you think people don't care about monarch butterflies, think again. A recent survey published in Conservation Letters showed that Americans are willing to spend at least $4.78 billion to help conserve monarchs (Danaus plexippus), one of the most...

Posted on Wednesday, November 6, 2013 at 10:23 PM

Mighty Monarchs Gone Missing

A Monarch butterfly nectaring on lantana. (Photo by Kathy Keatley Garvey)

The news is not good. Scores of Monarch butterflies (Danaus plexippus) are now migrating toward their overwintering zone in Mexico but they're doing so in dwindling numbers.  "Monarch butterflies appear headed for a perhaps unprecedented...

Posted on Thursday, September 26, 2013 at 10:01 PM

Monarch Migrations

Monarch butterflly shares a Tithonia (Mexican sunflower) with a honey bee at the Haagen Dazs Honey Bee Haven, UC Davis, last summer.  (Photo by Kathy Keatley Garvey)

Everyone recognizes the mighty monarch butterfly. But how many people know about its migration? Steve Reppert, chair and professor of the Department of  Neurobiology at the University of Massachusetts Medical School, will speak on "Monarch...

Posted on Monday, February 11, 2013 at 8:27 PM

Migratory Immunity in Monarchs

A monarch butterfly foraging on a Mexican sunflower in the Haagen-Dazs Honey Bee Haven, UC Davis. (Photo by Kathy Keatley Garvey)

Monarch butterflies, says Sonia Altizer, are "globally distributed and best known for undertaking a spectacular annual migration in parts of North America." However, in wild populations, monarchs are commonly infected "with a specialist protozoan...

Posted on Wednesday, May 2, 2012 at 10:21 PM

It's in the Antennae

Monarch Butterfly

Surprise: it's in the antennae! Neurobiologists at the University of Massachusetts Medical School have long wondered how monarch butterflies (Danaus plexippus) can migrate from across eastern North America to a specific grove of fir trees in...

Posted on Friday, September 25, 2009 at 6:10 PM

First storyPrevious 5 stories  |  Next 5 stories | Last story

Webmaster Email: