plural of duck-billed dinosaur

(informal) Any ornithopod dinosaur of the family Hadrosauridae.

A large black grouse endemic to Siberia, closely related to western capercaillie; Tetrao parvirostris.

Pica hudsonia, a magpie native to North America.

A gull native to New Zealand, its surrounding islands and subantarctic islands; the Chroicocephalus scopulinus.

Podilymbus podiceps, a bird with a striped beak, primarily found in ponds throughout the Americas.

plural of duck-billed cat

(US, dialect, chiefly Mississippi, dated) The paddlefish.

A non-migratory species of mimid native to the southwestern United States and much of Mexico, Toxostoma curvirostre.

plural of curve-billed thrasher