The answer depends on which species of "sparrow" you are considering. There are something like 250 species worldwide, 50 plus in N.America and in California the list is over 35 species that are "sparrows". Hope this helps.
A bird is the general category. A sparrow is a bird species.
A Sparrow is a small bird that are very common
a house sparrow is an exotic bird no a native bird!
There is a strong belief that the Field Sparrow and the English sparrow are the same bird. They look very similar in their markings and feather coloring.
sparrow
a sparrow is neither a reptile or a mammal. It is a bird.
An osthrich is bigger than a sparrow.
the American turkey
Sparrow
No, it's a bird.
Bird
White crowned sparrow is the closet relative, but others are the golden crowned sparrow and the Harris' sparrow.