[1] : The Collaborative International Dictionary of English v.0.48

jungle \jun"gle\ ju^ng"g'l, n. hind. jangal desert,
   forest, jungle; skr. ja.ngala desert.
   1. a dense growth of brushwood, grasses, reeds, vines, etc.;
      an almost impenetrable thicket of trees, canes, and reedy
      vegetation, as in india, africa, australia, and brazil.

            the jungles of india are of bamboos, canes, and
            other palms, very difficult to penetrate. --balfour
                                                  cyc. of
                                                  india.
      1913 webster

   2. hence: fig. a place of danger or ruthless competition
      for survival. /'bdit's a jungle out there./'b8
      pjc

   3. anything which causes confusion or difficulty due to
      intricacy; as, a jungle of environmental regulations.
      --mw10.
      pjc

   jungle bear zool., the aswail or sloth bear.

   jungle cat zool., the chaus.

   jungle cock zool., the male of a jungle fowl.

   jungle fowl. zool.
      a any wild species of the genus gallus, of which
          several species inhabit india and the adjacent
          islands; as, the fork-tailed jungle fowl gallus
          varius of java, gallus stanleyi of ceylon, and
          gallus bankiva of india.

   note: the latter, which resembles the domestic gamecock, is
         supposed to be one of the original species from which
         the domestic fowl was derived.
      b an australian grallatorial bird megapodius tumulus
          which is allied to the brush turkey, and, like the
          latter, lays its eggs in mounds of vegetable matter,
          where they are hatched by the heat produced by
          decomposition.
          1913 webster
see also:
jungle bear jungle cat jungle cock jungle fowl gallus gallus varius 
gallus stanleyi gallus bankiva megapodius tumulus 

[2] : WordNet (r) 2.0

jungle fowl
     n : small asiatic wild bird; believed to be ancestral to
         domestic fowl syn: gallina
see also:
gallina 

Jungle >> J Words
Jungle, definition of term: Jungle
jungle_pag1.html

Fowl >> F Words
Fowl, definition of term: Fowl
fowl_pag1.html

Jungle Rot >> J Words
Jungle Rot, definition of term: Jungle Rot
jungle+rot_pag1.html

Domestic Fowl >> D Words
Domestic Fowl, definition of term: Domestic Fowl
domestic+fowl_pag1.html