procellariiform seabird large long-winged bird with hooked bill and tubular nostrils that wanders the open seas
Procellariiformes petrels; albatrosses; shearwaters; diving petrels
podicipitiform seabird aquatic birds related to the loons
pelecaniform seabird large fish-eating seabird with four-toed webbed feet
passeriform bird perching birds mostly small and living near the ground with feet having 4 toes arranged to allow for gripping the perch; most are songbirds; hatchlings are helpless
coraciiform bird chiefly short-legged arboreal nonpasserine birds that nest in holes
gaviiform seabird seabirds of the order Gaviiformes
sphenisciform seabird flightless cold-water seabirds: penguins
anseriform bird chiefly web-footed swimming birds
piciform bird any of numerous nonpasserine insectivorous climbing birds usually having strong bills for boring wood
caprimulgiform bird long-winged nonpasserine birds
cuculiform bird birds having zygodactyl feet (except for the touracos)
social reformer a disputant who advocates reform
performance bond a bond given to protect the recipient against loss in case the terms of a contract are not filled; a surety company assumes liability for nonperformance
Procellariidae petrels; fulmars; shearwaters;
Passeriformes largest order of birds comprising about half the known species; rooks; finches; sparrows; tits; warblers; robins; wrens; swallows; etc.; the four suborders are Eurylaimi and Tyranni and Menurae and Oscines or Passeres
columbiform bird a cosmopolitan order of land birds having small heads and short legs with four unwebbed toes
Perciformes one of the largest natural groups of fishes of both marine and fresh water: true perches; basses; tuna
Siluriformes an order of fish belonging to the superorder Malacopterygii including catfishes
apodiform bird nonpasserine bird having long wings and weak feet