uropygium Definition

emu wren, pygostyle, gonys, gonydial, uropygial gland, pteryla, bird, birdlet, hairbird, desmognathous, birdling, forficate, corniplume, stifftail, pterylography, birdcatching, dikkop, lophosteon, peristeropodous, plumicorn, apterium, gallinacean, holaspidean, shore bird, kamichi, gallinaceous bird, turbit, schizognathous, epithema, spiketail, aylet, flight feather, sarcel, ocellated turkey, ortygan, waxbird, spindletail, willow grouse, whiterump, urosteon, sheartail, hangbird, quadratojugal, anhima, remex, oilbird, bird of passage, great tit, aquatic bird, hypocleidium, exaspidean, bicalcarate, opinicus, dermopteran, brevipen, birdbolt, white stork, impennate, intermediae, bird table, gerfalcon, piciform bird, domestic pigeon, birdwoman, hypural, paragnathous, figpecker, dunbird, cuculiform bird, anurous, grey heron, cassican, caprimulgiform bird, kirumbo, pinniform, canadian goose, contour feather, musk duck, eskimo curlew, second joint, surangular, tail, articulary, night raven, frigate bird, toothbill, metosteon, warble fly, furculum, bird strike, spinebill, reedbird, apodiform bird, sprigtail, beak, broadmouth, rostrulum, subcaudal, meropidan, endaspidean,