uropygial gland Definition

preen gland, uropygium, pteryla, emu wren, corniplume, birdlet, debeak, gonydial, pterylography, hairbird, bird, oilbird, gonys, waxbird, birdling, cubilose, pygostyle, dikkop, forficate, kamichi, gallinacean, great tit, warble fly, birdcatching, epithema, hangbird, turbit, stifftail, flight feather, bird table, apterium, anhima, ortygan, sheartail, gallinaceous bird, remex, plumicorn, sarcel, peristeropodous, second joint, willow grouse, musk duck, desmognathous, taxonomic group, intermediae, wheatbird, shore bird, contour feather, tritovum, honey guide, kirumbo, pterostigma, bird of passage, reedbird, ocellated turkey, gerfalcon, brevipen, whiterump, wormil, guacharo, aylet, nidulant, cuculiform bird, aquatic bird, domestic fowl, cassican, lowbell, pinefinch, honeybird, white stork, gigerium, pinniform, snarge, bluebreast, haustellum, penniform, black vulture, grey heron, quadratojugal, hairtail, dunbird, birdbolt, domestic pigeon, common snipe, piciform bird, lophosteon, pavonine, spiketail, bicalcarate, feather, figpecker, toothbill, hangnest, old world vulture, night raven, impennate, articulary, integumentary system, frigate bird, bloodbird,