The Kiwi Bird: A small chicken size bird which has a long beak and lays the largest egg to body size ratio in the world.
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.
Clutch size.
The largest bird is the ostrich, whose eggs weigh more than three pounds. However, in proportion to its size, the kiwi bird lays the biggest eggs for its body size. The kiwi is about the size of a chicken and its egg is almost as big as the egg of an emu, a much larger bird than the kiwi.
kiwi
Hummingbird
either The ruby throated hummingbird or vervain hummingbird (Mellisuga minima)
The size of a 4-6 pound football is small.
No. The PeaCOCK is the male of the species of bird called PEAFOWL. Not surprisingly, it is the female of the species, PeaHEN, which lays the eggs. The eggs are a bit bigger in size than a chicken's egg.
Usually quite small, but it depends on the size of the bird. It can be from the size of a dime
The birds that lay the smallest eggs are the hummingbird's. They weigh 0.7 ounces. - The bird that lays the smallest egg in relative to its size is the Ostrich.
The bee hummingbird (Mellisuga helenae) lays the smallest bird egg among all hummingbirds. The egg is about the size of a pea and is typically white in color.