beak The hard pointed projecting jaws of a bird, bill that cover the mouth.last updated 02 Jan 2016 https://en.wikipedia.org/wiki/Beaklast updated 02 Jan 2016
bill The mouthpart of a bird, beak that is projecting jaws covered with a horny sheath and is usually slender, flattened, or weak.last updated 03 Jan 2016 https://en.wikipedia.org/wiki/Beaklast updated 03 Jan 2016
claw A curved sharp pointed horny nail part on each digit of the foot in birds, lizards, cat and some mammals.last updated 02 Jan 2016 https://en.wikipedia.org/wiki/ClawOne of the two sharp hooked parts at the end of the limb of an animal that is used for gripping and holding things.last updated 30 Dec 2015 https://en.wikipedia.org/wiki/Chela_%28organ%29last updated 30 Dec 2015
feather The flat light appendage growing from a bird’s skin that consists a partly hollow horny shaft fringed with vanes of barbs like hairs on either side, and forms the plumage covering the body.last updated 01 Jan 2016 https://en.wikipedia.org/wiki/Featherlast updated 01 Jan 2016
fin An organ part that is a firm flattened appendage on various parts of the body for propelling, steering, and balancing of aquatic vertebrates and invertebrates.last updated 17 Apr 2015 http://en.wikipedia.org/wiki/Fish_finlast updated 17 Apr 2015
gill An organ part that is the respiratory organ with well supplied blood vessels for extracting oxygen from water flowing over or through of aquatic animals.last updated 17 Apr 2015 http://en.wikipedia.org/wiki/Gilllast updated 17 Apr 2015
tail An organ part that is the hindmost part, the terminal appendage, the part prolonged beyond the hind end, or the part beyond the rest of the bodyof an animal.last updated 17 Apr 2015 http://en.wikipedia.org/wiki/Taillast updated 17 Apr 2015The feathers at the hind end of a bird that are usually used as flight feather.last updated 01 Jan 2016 https://en.wikipedia.org/wiki/Flight_feather#Rectriceslast updated 01 Jan 2016
tentacle A slender, flexible limb or appendage in an animal that is used for sensing or grasping things, catching food, or moving about.last updated 30 Dec 2015 https://en.wikipedia.org/wiki/Tentaclelast updated 30 Dec 2015
tusk An organ part that is the long pointed tooth protruded from the mouth.last updated 18 Apr 2015 http://en.wikipedia.org/wiki/Tusklast updated 18 Apr 2015
wing A modified forelimb of bird that is coverd with large feathers and is used for flying.last updated 01 Jan 2016 https://en.wikipedia.org/wiki/Winglast updated 01 Jan 2016