THE DEFINITIVE GUIDE TO FALCON EGGS

  A clutch is the number of eggs a female chook will lay for a specific incubation period of time.  With Peregrine Falcons, they spend a lot of time courting, choosing a nest website, incubating, then elevating their chicks that they can find the money for only one clutch every year.  Birds like the Eastern Bluebird (Sialia sialis) might have 3