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Cooperative Extension San Joaquin County

Posts Tagged: hummingbirds

What You May Not Know About Hummingbirds

Hummingbirds eat insects and insects eat hummingbirds. Here a praying mantis lurks by a hummingbird feeder. (Photo by Kathy Keatley Garvey)

Pollinators aren't just bees, butterflies, beetles and bats. They're also birds, like hummingbirds. Ornithologists tell us that hummingbirds can easily eat their weight in a day, feasting on carbohydrates (nectar from blossoms and sugar water from...

Hummingbirds eat insects and insects eat hummingbirds. Here a praying mantis lurks by a hummingbird feeder. (Photo by Kathy Keatley Garvey)
Hummingbirds eat insects and insects eat hummingbirds. Here a praying mantis lurks by a hummingbird feeder. (Photo by Kathy Keatley Garvey)

Hummingbirds eat insects and insects eat hummingbirds. Here a praying mantis lurks by a hummingbird feeder. (Photo by Kathy Keatley Garvey)

A hummingbird flies in for a quick burst of energy. (Photo by Kathy Keatley Garvey)
A hummingbird flies in for a quick burst of energy. (Photo by Kathy Keatley Garvey)

A hummingbird flies in for a quick burst of energy. (Photo by Kathy Keatley Garvey)

UC Davis Community Ecologist Rachel Vannette: Hellman Fellowship to Research Pollinator Microbiomes

A honey bee heads for a lupine blossom. Nectar-living microbes release scents or volatile compounds, too, and can influence a pollinator’s foraging preference, according to UC Davis community ecologist Rachel Vannette, recipient of a Hellman Fellowship. (Photo by Kathy Keatley Garvey)

Congratulations to community ecologist Rachel Vannette, assistant professor in the UC Davis Department of Entomology and Nematology: she was just selected as one of the 11 campus recipients of a Hellman Fellowship grant. Vannette, who researches...

A honey bee heads for a lupine blossom. Nectar-living microbes release scents or volatile compounds, too, and can influence a pollinator’s foraging preference, according to UC Davis community ecologist Rachel Vannette, recipient of a Hellman Fellowship. (Photo by Kathy Keatley Garvey)
A honey bee heads for a lupine blossom. Nectar-living microbes release scents or volatile compounds, too, and can influence a pollinator’s foraging preference, according to UC Davis community ecologist Rachel Vannette, recipient of a Hellman Fellowship. (Photo by Kathy Keatley Garvey)

A honey bee heads for a lupine blossom. Nectar-living microbes release scents or volatile compounds, too, and can influence a pollinator’s foraging preference, according to UC Davis community ecologist Rachel Vannette, recipient of a Hellman Fellowship. (Photo by Kathy Keatley Garvey)

Watch Out!

A praying mantis is sprawled out on a hummingbird feeder, as a hummer takes a drink. (Photo by Kathy Keatley Garvey)

The hummingbirds seemed apprehensive. They'd fly to the feeder, stop in mid-air, and turn back. What was keeping them from the feeder? A closer look revealed what the casual observer wouldn't notice:  a praying mantis. Was the mantis a predator...

A praying mantis is sprawled out on a hummingbird feeder, as a hummer takes a drink. (Photo by Kathy Keatley Garvey)
A praying mantis is sprawled out on a hummingbird feeder, as a hummer takes a drink. (Photo by Kathy Keatley Garvey)

A praying mantis is sprawled out on a hummingbird feeder, as a hummer takes a drink. (Photo by Kathy Keatley Garvey)

The praying mantis moves to another spot. (Photo by Kathy Keatley Garvey)
The praying mantis moves to another spot. (Photo by Kathy Keatley Garvey)

The praying mantis moves to another spot. (Photo by Kathy Keatley Garvey)

Silhouette of the praying mantis lying in wait. (Photo by Kathy Keatley Garvey)
Silhouette of the praying mantis lying in wait. (Photo by Kathy Keatley Garvey)

Silhouette of the praying mantis lying in wait. (Photo by Kathy Keatley Garvey)

Posted on Friday, August 7, 2015 at 5:54 PM

Dining Where They're Not Wanted

Honey bees licking the surface of a hummingbird feeder. (Photo by Kathy Keatley Garvey)

If your hummingbird feeders are filled with that oh-so-tantalizing sweet sugary syrup, you may be attracting not only hummers, but honey bees, too. In fact, the bees may be crowding out the hummers. Just how do you keep your hummers happy and the bees...

Honey bees licking the surface of a hummingbird feeder. (Photo by Kathy Keatley Garvey)
Honey bees licking the surface of a hummingbird feeder. (Photo by Kathy Keatley Garvey)

Honey bees licking the surface of a hummingbird feeder. (Photo by Kathy Keatley Garvey)

Hummers can reach this syrup but the bees cannot. (Photo by Kathy Keatley Garvey)
Hummers can reach this syrup but the bees cannot. (Photo by Kathy Keatley Garvey)

Hummers can reach this syrup but the bees cannot. (Photo by Kathy Keatley Garvey)

Posted on Friday, July 27, 2012 at 8:58 PM
 
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