Assertion: penguin | /r/IsA | bird
Facets:
value: in zoological terms
type: OTHER
value: in terms of zoology
type: OTHER
Source sentences:
text: Why is a penguin classified as a bird?
text: A penguin is classified as a bird because it has the five major characteristics of birds: beak, eggs, feathers, skeleton, and wings.
text: They are classified as birds, but none of the species are able to fly.
text: In terms of zoology, penguins are classified as birds (
text: However, penguins are classified as birds (Aves) in zoological terms.