What are the differences between blue bird and a blue jay?

The mountain blue bird has a larger clutch, of four to eight eggs, and the western blue bird's clutch may be as small as two eggs or as large as eight. Like their eastern family member, it takes about two or three weeks for their eggs to hatch. read more

By the way, Blue Jay is a species, while Bluebirds are a group of three species: Eastern, Western and Mountain Bluebirds. Differences: Blue Jays belong to the family Corvidae which, apart from Jays, have crows and magpies. Bluebirds belong to the Turdidae family, or the thrush family. There is a striking difference in appearance. read more

Both the male and female blue jay will share responsibility at first while building practice nests. However, the female does most of the work of work in building the actual breeding nest. The female also does most of the incubating of the pair’s eggs while the male blue jay will bring food to the female. read more