(S (S (NP (BASENP (DT The) (JJ native) (NN habitat)) (PP (IN of) (BASENP (DT the) (NN alligator)))) (VP (VP (VBZ is) (PP (IN in) (NP (BASENP (NNS regions)) (PP (IN of) (BASENP (DT the) (NNP Southeast)))))) (COMMA ,) (S (VP (VP (VBG starting) (PP (IN from) (BASENP (DT the) (NNP Carolinas)))) (CC and) (VP (VP (VBG moving) (ADVP (RB southwards))) (PP (TO to) (BASENP (NNP Texas)))))))) (PERIOD .))