Answer the following question given this paragraph: 

Pictured below is a typical elliptical galaxy ( Figure below ). As you might have guessed, elliptical galaxies are elliptical, or egg-shaped. The smallest elliptical galaxies are as small as some globular clusters. Giant elliptical galaxies can contain over a trillion stars. Elliptical galaxies are reddish to yellowish in color because they contain mostly old stars.


Q: What do you call egg-shaped galaxies, which are reddish to yellowish in color because they contain mostly old stars?


A:
elliptical galaxies