The most well-known bird to do this is the Cuckoo.
Only birds lay eggs
Birds, reptiles and fish lay eggs (although not all fish do). The platypus also lays eggs (it resembles a bird but is actually a mammal). animals like birds, fishes and reptiles lay eggs. These animals are collectively called oviparous animals.
They are called amniotic eggs.
Penguins are birds; they lay eggs.
I believe are called incubating birds, because they are incubating the eggs!
birds duck
raccoon
Birds that fly.
amnionic eggs
Nothing.
Birds, reptiles and insects
other birds, such as ducks and geese.