( ( Its ( natural habitat ) ) ( ( are ( ( ( ( ( mountains ( and ( open valleys ) ) ) , ) ( often ( by streams ) ) ) , ) ( between ( ( 200 1400 ) ASL ) ) ) ) . ) )
(ROOT (S (NP (PRP$ Its) (JJ natural) (NN habitat)) (VP (VBP are) (NP (NP (NP (NNS mountains) (CC and) (JJ open) (NNS valleys)) (, ,) (ADVP (RB often) (PP (IN by) (NP (NNP streams)))) (, ,)) (PP (IN between) (NP (QP (CD 200) (CD 1400)) (NN ASL))))) (. .)))
Its natural habitat are mountains and open valleys, often by streams, between 200 1400 ASL.
(ROOT (S (NP (NNS Streams)) (ADVP (RB often)) (VP (VBP start) (PP (IN in) (NP (NNS mountains)))) (. .)))