( ( Behavioral changes ) ( ( ( ( are ( not always ) ) ( ( a ( good indication ) ) ( of distress ) ) ) ( since ( ( many behaviors ) ( may ( be ( ( the response ) ( of ( adapting ( to ( the ( new environment ) ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (JJ Behavioral) (NNS changes)) (VP (VBP are) (ADVP (RB not) (RB always)) (NP (NP (DT a) (JJ good) (NN indication)) (PP (IN of) (NP (NN distress)))) (SBAR (IN since) (S (NP (JJ many) (NNS behaviors)) (VP (MD may) (VP (VB be) (NP (NP (DT the) (NN response)) (PP (IN of) (S (VP (VBG adapting) (PP (TO to) (NP (DT the) (JJ new) (NN environment)))))))))))) (. .)))
Behavioral changes are not always a good indication of distress since many behaviors may be the response of adapting to the new environment.
(ROOT (S (NP (JJ Learned) (NN behavior)) (VP (VBZ is) (ADJP (JJ adaptive)) (SBAR (IN because) (S (NP (PRP they)) (VP (VBP are) (ADJP (JJ flexible)) (, ,) (S (ADJP (JJ capable) (PP (IN of) (S (VP (VBG changing) (SBAR (IN if) (S (NP (DT the) (NN environment)) (VP (VBZ changes))))))))))))) (. .)))