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humming bird A hummingbird may be the smallest bird, but the question includes and I quote: "who's nest is double the size of football". That bird could be a couple different ones, but it is going to be somewhere around the size of a large woodpecker or smaller bird of prey.
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A bird's nest is called a "nest."
bird's nest = ken (קן)
A cocktail bird be fed once a week
The baby bird known for having a nest that can be double the size of a football is the California condor. Their nests are often large and can be found in cliffs or hollowed-out trees. These magnificent birds have a wingspan of up to 10 feet, making their nests quite impressive in size.
Yes,bird nest fern is alive.
NATURAL pH FOR BIRD'S NEST
When bird find mate they will build a nest
A Cukoo Bird builds it's nest in a chimney
A nest, or a bird house.
I have never heard of a bird making a nest in a bird bath. I believe they only make nests in trees. I wouldn't worry about a bird making a nest in your bird bath. It's more used as a decoration.