long-billed marsh wren Cistothorus palustris | American wren that inhabits tall reed beds |
sedge wren short-billed marsh wren Cistothorus platensis | small American wren inhabiting wet sedgy meadows |
hadrosaur hadrosaurus duck-billed dinosaur | any of numerous large bipedal ornithischian dinosaurs having a horny duck-like bill and webbed feet, may have been partly aquatic |
black-billed cuckoo Coccyzus erythropthalmus | North American cuckoo, builds a nest and rears its own young |
ivorybill ivory-billed woodpecker Campephilus principalis | large black-and-white woodpecker of southern United States and Cuba having an ivory bill, nearly extinct |
platypus duckbill duckbilled platypus duck-billed platypus Ornithorhynchus anatinus | small densely furred aquatic monotreme of Australia and Tasmania having a broad bill and tail and webbed feet, only species in the family Ornithorhynchidae |
boatbill boat-billed heron broadbill Cochlearius cochlearius | tropical American heron related to night herons |
razorbill razor-billed auk Alca torda | black-and-white northern Atlantic auk having a compressed sharp-edged bill |
thick-billed murre Uria lomvia | a variety of murre |
pied-billed grebe Podilymbus podiceps | American grebe having a black-banded whitish bill |
bilge keel | either of two lengthwise fins attached along the outside of a ship's bilge, reduces rolling |
centerboard centreboard drop keel sliding keel | a retractable fin keel used on sailboats to prevent drifting to leeward |
fin keel | a metal plate projecting from the keel of a shallow vessel to give it greater lateral stability |
keel | one of the main longitudinal beams (or plates) of the hull of a vessel, can extend vertically into the water to provide lateral stability |
ogee arch keel arch | a pointed arch having an S-shape on both sides |
keel | the median ridge on the breastbone of birds that fly |
keel | a projection or ridge that suggests a keel |
stagger reel keel lurch swag careen | walk as if unable to control one's movements, The drunken man staggered into the room |
keel over | turn over and fall, the man had a heart attack and keeled over |
billed | having a beak or bill as specified, a thick-billed bird, a long-billed cap |
duckbill duck-billed | having a beak resembling that of a duck, a duck-billed dinosaur |
short-beaked short-billed | having a short beak |
stout-billed | having a strong beak |
straight-billed | having a straight beak |
thick-billed | having a thick beak |
keel-shaped | shaped in the form of the keel of a boat |