You didn't say what the rest of the bird looked like, or where you saw it, but here's one possibility: http://nationalzoo.si.edu/ConservationAndScience/MigratoryBirds/Featured_photo/Images/Bigpic/baww2.jpg
Moorhen? One has confused me just now wandering round the garden which is a long way from water. Dark grey/black, dark blue breast, yellow legs, enormous feet (not webbed), white stripe down each wing, red beak with yellow tip
I've seen them two at my bird bah. They are most likely juvinile House Finches.
Google sparrow with horns for images.
Check your field guide for Black capped or Carolina chickadees.
A Bald Eagle
the blue footed booby.
check your horoscope
It could be a lot of birds. When i hear that discription, i think of a song sparrow or a field sparrow or a house finch.
if it was as big bird with a red bill it was probably a white stork.
It sounds like you are probably talking about the American Goldfinch. They have black feathers on most of their head, yellow bodies, and black and white feathers on their wings.
The most common bird in Connecticut is the sparrow.
A white ibis is mostly white with black wingtips. snowy egrets have white feathers and have black bills/beaks and legs with yellow feet.
an ostrich and a peacock have black and white feathers
Perhaps it was a pied wagtail.
White crowned sparrow is the closet relative, but others are the golden crowned sparrow and the Harris' sparrow.
It could be a lot of birds. When i hear that discription, i think of a song sparrow or a field sparrow or a house finch.
Some species, like the white crowned and white throated migrate, others, like the song sparrow, do not.
If the black is the crown of the head, and you can notice a patch of red under the tail when it takes off, it is a catbird.
A bird is the general category. A sparrow is a bird species.
White Bird with Black Mark was created in 1970.
The black-capped chickadee is the state bird of Massachusetts.
A Sparrow is a small bird that are very common
a house sparrow is an exotic bird no a native bird!
There is a strong belief that the Field Sparrow and the English sparrow are the same bird. They look very similar in their markings and feather coloring.