The ADT logo design was created for the sake of being simple. It was created to be easy for branding the logo on security equipment such as cameras and the bellbox outside of homes.
External, meaning outside. Thus, Outside(External) Skeleton.
more external, most external
the reproduction of frogs are external fertilization. By Crystal
external fertilization is external
Is a salmon internal or external?
A crab has an external hard shell, and is an invertebrate.
internal external not internal external not
The external carotid artery.
external
its internal
No, worms are not external.