Scientifically speaking, there is no difference between a pigeon and a dove. There are about 300 species of pigeons/doves in the world.Pigeons are Very strong fliers. <br />Monogamous - pair for life. <br />Build flimsy nests. <br />Lay only one or two white or creamy white eggs per clutch. <br />Both sexes incubate eggs and feed young. <br />Feed newly hatched young “pigeon milk”. <br />New hatchlings are altricial - (baby chicks are precocial). <br />The only birds that drink in drafts - like a horse. <br />Produce various versions of a cooing sound.