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Posts Tagged: Danaus plexippus

How Many Overwintering Monarchs in California?

There's good news and not-so-good news about the Western Monarch Thanksgiving Count in California. Last December the Xerces Society for Invertebrate...

Monarch butterfly feeding on milkweed. (Photo by Kathy Keatley Garvey)
Monarch butterfly feeding on milkweed. (Photo by Kathy Keatley Garvey)

Monarch butterfly feeding on milkweed. (Photo by Kathy Keatley Garvey)

Monarch and a honey bee sharing a Mexican sunflower, Tithonia. (Photo by Kathy Keatley Garvey)
Monarch and a honey bee sharing a Mexican sunflower, Tithonia. (Photo by Kathy Keatley Garvey)

Monarch and a honey bee sharing a Mexican sunflower, Tithonia. (Photo by Kathy Keatley Garvey)

A male monarch on a Mexican sunflower, Tithonia. (Photo by Kathy Keatley Garvey)
A male monarch on a Mexican sunflower, Tithonia. (Photo by Kathy Keatley Garvey)

A male monarch on a Mexican sunflower, Tithonia. (Photo by Kathy Keatley Garvey)

Posted on Thursday, February 11, 2016 at 5:52 PM

Surprising Results in Monarch Study

You can't really say that "monarch butterflies are back in the news again,"  because they've never really left. Thankfully! The more we know...

Overwintering monarchs at the  Coronado Butterfly Preserve in Ellwood, Calif. (Photo by Louie Yang)
Overwintering monarchs at the Coronado Butterfly Preserve in Ellwood, Calif. (Photo by Louie Yang)

Overwintering monarchs at the Coronado Butterfly Preserve in Ellwood, Calif. (Photo by Louie Yang)

Male monarch butterfly. Image taken in Vacaville, Calif.(Photo by Kathy Keatley Garvey)
Male monarch butterfly. Image taken in Vacaville, Calif.(Photo by Kathy Keatley Garvey)

Male monarch butterfly. Image taken in Vacaville, Calif.(Photo by Kathy Keatley Garvey)

Female monarch butterfly. Image taken in Vacaville, Calif. (Photo by Kathy Keatley Garvey)
Female monarch butterfly. Image taken in Vacaville, Calif. (Photo by Kathy Keatley Garvey)

Female monarch butterfly. Image taken in Vacaville, Calif. (Photo by Kathy Keatley Garvey)

Posted on Tuesday, January 26, 2016 at 11:29 AM

The Unpredictable Monarchs

You never know what they will do. When you release newly emerged monarch butterflies (Danaus plexippus), some linger in the comfort of your...

A male (left) and female monarch on a scarlet milkweed. (Photo by Kathy Keatley Garvey)
A male (left) and female monarch on a scarlet milkweed. (Photo by Kathy Keatley Garvey)

A male (left) and female monarch on a scarlet milkweed. (Photo by Kathy Keatley Garvey)

A female monarch (right) moves toward the male. (Photo by Kathy Keatley Garvey)
A female monarch (right) moves toward the male. (Photo by Kathy Keatley Garvey)

A female monarch (right) moves toward the male. (Photo by Kathy Keatley Garvey)

Two monarchs meet. (Photo by Kathy Keatley Garvey)
Two monarchs meet. (Photo by Kathy Keatley Garvey)

Two monarchs meet. (Photo by Kathy Keatley Garvey)

Posted on Tuesday, November 24, 2015 at 2:18 PM

About Those Milkweeds and Their Toxicity...

Cornell University evolutionary ecologist Anurag Agrawal, who received his doctorate in population biology at the University of California, Davis in...

Anurag Agrawal and his friend, a monarch butterfly. (Jason Koski, Cornell University Photography)
Anurag Agrawal and his friend, a monarch butterfly. (Jason Koski, Cornell University Photography)

Anurag Agrawal and his friend, a monarch butterfly. (Jason Koski, Cornell University Photography)

Posted on Thursday, November 5, 2015 at 3:57 PM

Welcome Back, Monarchs!

It will be a monarch-kind of day.   And why not?   Monarch enthusiasts are eagerly awaiting the "Welcome Back Monarchs Day" on Sunday,...

A monarch lands on a Mexican sunflower (Tithonia) in Vacaville, Calif. It may head to an overwintering site in Santa Cruz. (Photo by Kathy Keatley Garvey)
A monarch lands on a Mexican sunflower (Tithonia) in Vacaville, Calif. It may head to an overwintering site in Santa Cruz. (Photo by Kathy Keatley Garvey)

A monarch lands on a Mexican sunflower (Tithonia) in Vacaville, Calif. It may head to an overwintering site in Santa Cruz. (Photo by Kathy Keatley Garvey)

The monarch adjusts its position. (Photo by Kathy Keatley Garvey)
The monarch adjusts its position. (Photo by Kathy Keatley Garvey)

The monarch adjusts its position. (Photo by Kathy Keatley Garvey)

The monarch continues to feed. (Photo by Kathy Keatley Garvey)
The monarch continues to feed. (Photo by Kathy Keatley Garvey)

The monarch continues to feed. (Photo by Kathy Keatley Garvey)

The majestic monarch in all its glory. (Photo by Kathy Keatley Garvey)
The majestic monarch in all its glory. (Photo by Kathy Keatley Garvey)

The majestic monarch in all its glory. (Photo by Kathy Keatley Garvey)

Posted on Friday, October 9, 2015 at 4:48 PM

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