Claim: Teratornis is the Animalia kingdom, Aves class (which are birds), and is in the Teratornithidae family.
Evidence: Kingdom: Animalia Class: Aves Birds are a group of warm-blooded vertebrates constituting the class Aves /ˈeɪviːz/, characterized by feathers, toothless beaked jaws, the laying of hard-shelled eggs, a high metabolic rate, a four-chambered heart, and a strong yet lightweight skeleton. Family: †Teratornithidae