Brown-headed Cowbird

Yellow Warbler Feeding Cowbird Fledgling

June 20, 2021

A brown-headed cowbird fledgling begs for food from a yellow warbler at Upton State Forest.
A brown-headed cowbird fledgling begs for food from a yellow warbler at Upton State Forest.

Eileen Samberg photographed this yellow warbler feeding a brown-headed cowbird fledgling at Upton State Forest. Brown-headed cowbirds are known as "brood parasites;" the female will lay eggs in other birds nests, leaving the host birds to raise the chick.

Nature at Breakneck Hill in Southborough

June 13, 2021

A bee at Breakneck Hill Conservation Land in Southborough, photographed by Steve Forman.
A bee at Breakneck Hill Conservation Land in Southborough, photographed by Steve Forman.
A brown-headed cowbird at Breakneck Hill Conservation Land in Southborough, photographed by Steve Forman.
A brown-headed cowbird at Breakneck Hill Conservation Land in Southborough, photographed by Steve Forman.
A ruby-throated hummingbird at Breakneck Hill Conservation Land in Southborough, photographed by Steve Forman.
A ruby-throated hummingbird at Breakneck Hill Conservation Land in Southborough, photographed by Steve Forman.
A willow flycatcher at Breakneck Hill Conservation Land in Southborough, photographed by Steve Forman.
A willow flycatcher at Breakneck Hill Conservation Land in Southborough, photographed by Steve Forman.

Steve Forman photographed a bee, a brown-headed cowbird, a ruby-throated hummingbird, and a willow flycatcher at Breakneck Hill Conservation Land in Southborough.

Backyard Birds in Framingham

May 25, 2021

A brown-headed cowbird in Framingham, photographed by Steve Forman.
A brown-headed cowbird in Framingham, photographed by Steve Forman.
A gray catbird in Framingham, photographed by Steve Forman.
A gray catbird in Framingham, photographed by Steve Forman.
A house finch in Framingham, photographed by Steve Forman.
A house finch in Framingham, photographed by Steve Forman.
A tufted titmouse in Framingham, photographed by Steve Forman.
A tufted titmouse in Framingham, photographed by Steve Forman.

Steve Forman photographed a brown-headed cowbird, a gray catbird, a house finch, and a tufted titmouse in Framingham.

Nature at SVT's Memorial Forest

May 1, 2021

A fisher at SVT's Memorial Forest in Sudbury, photographed by Debbie Howell.
A fisher at SVT's Memorial Forest in Sudbury, photographed by Debbie Howell.
A fisher at SVT's Memorial Forest in Sudbury, photographed by Debbie Howell.
A fisher at SVT's Memorial Forest in Sudbury, photographed by Debbie Howell.
Clockwise from top left, a tree swallow, a brown-headed cowbird, a palm warbler, an eastern bluebird, a fisher, an eastern towhee, an eastern bluebird, and a chipping sparrow at SVT's Memorial Forest in Sudbury, photographed by Debbie Howell.
Clockwise from top left, a tree swallow, a brown-headed cowbird, a palm warbler, an eastern bluebird, a fisher, an eastern towhee, an eastern bluebird, and a chipping sparrow at SVT's Memorial Forest in Sudbury, photographed by Debbie Howell.

Debbie Howell photographed a fisher, a tree swallow, a brown-headed cowbird, a chipping sparrow, a palm warbler, eastern bluebirds, and an eastern towhee at SVT's General Federation of Women's Clubs of Massachusetts Memorial Forest in Sudbury. 

Birds in Southborough

April 14, 2021

A brown-headed cowbird at Breakneck Hill Conservation Land in Southborough, photographed by Steve Forman.
A brown-headed cowbird at Breakneck Hill Conservation Land in Southborough, photographed by Steve Forman.
A brown-headed cowbird at Breakneck Hill Conservation Land in Southborough, photographed by Steve Forman.
A brown-headed cowbird at Breakneck Hill Conservation Land in Southborough, photographed by Steve Forman.
An eastern bluebird at Breakneck Hill Conservation Land in Southborough, photographed by Steve Forman.
An eastern bluebird at Breakneck Hill Conservation Land in Southborough, photographed by Steve Forman.
European starlings at Breakneck Hill Conservation Land in Southborough, photographed by Steve Forman.
European starlings at Breakneck Hill Conservation Land in Southborough, photographed by Steve Forman.
A red-tailed hawk at Breakneck Hill Conservation Land in Southborough, photographed by Steve Forman.
A red-tailed hawk at Breakneck Hill Conservation Land in Southborough, photographed by Steve Forman.
A red-tailed hawk at Breakneck Hill Conservation Land in Southborough, photographed by Steve Forman.
A red-tailed hawk at Breakneck Hill Conservation Land in Southborough, photographed by Steve Forman.

Steve Forman photographed a brown-headed cowbird, an eastern bluebird, European starlings, and a red-tailed hawk at Breakneck Hill Conservation Land in Southborough.

Birds in Sudbury

April 11, 2021

An American goldfinch in Sudbury, photographed by Sharon Tentarelli.
An American goldfinch in Sudbury, photographed by Sharon Tentarelli.
Brown-headed cowbirds in Sudbury, photographed by Sharon Tentarelli.
Brown-headed cowbirds in Sudbury, photographed by Sharon Tentarelli.
A chipping sparrow in Sudbury, photographed by Sharon Tentarelli.
A chipping sparrow in Sudbury, photographed by Sharon Tentarelli.
An eastern bluebird in Sudbury, photographed by Sharon Tentarelli.
An eastern bluebird in Sudbury, photographed by Sharon Tentarelli.
A red-winged blackbird in Sudbury, photographed by Sharon Tentarelli.
A red-winged blackbird in Sudbury, photographed by Sharon Tentarelli.

Sharon Tentarelli photographed an American goldfinch, brown-headed cowbirds, a chipping sparrow, an eastern bluebird, and a red-winged blackbird in Sudbury.

Cowbird in Framingham

April 12, 2021

A brown-headed cowbird in Framingham, photographed by Joan Chasan.
A brown-headed cowbird in Framingham, photographed by Joan Chasan.

Joan Chasan photographed this brown-headed cowbird in Framingham.

Brown-headed cowbirds in Southborough

March 31, 2021

Brown-headed cowbirds at Breakneck Hill Conservation Land in Southborough, photographed by Steve Forman.
Brown-headed cowbirds at Breakneck Hill Conservation Land in Southborough, photographed by Steve Forman.
Brown-headed cowbirds at Breakneck Hill Conservation Land in Southborough, photographed by Steve Forman.
Brown-headed cowbirds at Breakneck Hill Conservation Land in Southborough, photographed by Steve Forman.

Steve Forman photographed a pair of brown-headed cowbirds at Breakneck Hill Conservation Land in Southborough.

Birds in Southborough

March 16, 2021

An American tree sparrow at Breakneck Hill Conservation Land in Southborough, photographed by Steve Forman.
An American tree sparrow, photograAn American tree sparrow at Breakneck Hill Conservation Land in Southborough, photographed by Steve Forman.phed by Steve Forman.
A brown-headed cowbird at Breakneck Hill Conservation Land in Southborough, photographed by Steve Forman.
A brown-headed cowbird at Breakneck Hill Conservation Land in Southborough, photographed by Steve Forman.
A house sparrow at Breakneck Hill Conservation Land in Southborough, photographed by Steve Forman.
A house sparrow at Breakneck Hill Conservation Land in Southborough, photographed by Steve Forman.
A red-tailed hawk at Breakneck Hill Conservation Land in Southborough, photographed by Steve Forman.
A red-tailed hawk at Breakneck Hill Conservation Land in Southborough, photographed by Steve Forman.
A red-tailed hawk at Breakneck Hill Conservation Land in Southborough, photographed by Steve Forman.
A red-tailed hawk at Breakneck Hill Conservation Land in Southborough, photographed by Steve Forman.
A red-tailed hawk at Breakneck Hill Conservation Land in Southborough, photographed by Steve Forman.
A red-tailed hawk at Breakneck Hill Conservation Land in Southborough, photographed by Steve Forman.
A red-tailed hawk at Breakneck Hill Conservation Land in Southborough, photographed by Steve Forman.
A red-tailed hawk at Breakneck Hill Conservation Land in Southborough, photographed by Steve Forman.
A white-throated sparrow at Breakneck Hill Conservation Land in Southborough, photographed by Steve Forman.
A white-throated sparrow at Breakneck Hill Conservation Land in Southborough, photographed by Steve Forman.

Steve Forman photographed an American tree sparrow, a brown-headed cowbird, a house sparrow, a red-tailed hawk, and a white-throated sparrow at Breakneck Hill Conservation Land in Southborough.

Birds at Assabet River National Wildlife Refuge

October 10, 2020

A Canada goose at Assabet River National Wildlife Refuge in Maynard, photographed by Gail Sartori.
A Canada goose at Assabet River National Wildlife Refuge in Maynard, photographed by Gail Sartori.
A Cooper's hawk at Assabet River National Wildlife Refuge in Maynard, photographed by Gail Sartori.
A Cooper's hawk at Assabet River National Wildlife Refuge in Maynard, photographed by Gail Sartori.
Red-winged blackbirds and a brown-headed cowbird at Assabet River National Wildlife Refuge in Maynard, photographed by Gail Sartori.
Red-winged blackbirds and a brown-headed cowbird at Assabet River National Wildlife Refuge in Maynard, photographed by Gail Sartori.
A yellow-rumped warbler at Assabet River National Wildlife Refuge in Maynard, photographed by Gail Sartori.
A yellow-rumped warbler at Assabet River National Wildlife Refuge in Maynard, photographed by Gail Sartori.

Gail Sartori photographed a Canada goose, a Cooper's hawk, red-winged blackbirds, a brown-headed cowbird, and a yellow-rumped warbler at the Assabet River National Wildlife Refuge in Maynard.

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