( ( ECTOTHERMIC Ectotherms ) ( ( are ( animals ( that ( ( ( rely ( upon ( ( ( the temperature ) and ) ( their behavior ) ) ) ) ( -LRB- ( ( like ( sunning themselves ) ) -RRB- ) ) ) ( to ( regulate ( their ( body temperature ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP ECTOTHERMIC) (NNP Ectotherms)) (VP (VBP are) (NP (NP (NNS animals)) (SBAR (WHNP (WDT that)) (S (VP (VBP rely) (PP (IN upon) (NP (NP (DT the) (NN temperature)) (CC and) (NP (PRP$ their) (NN behavior)))) (PRN (-LRB- -LRB-) (PP (IN like) (S (VP (VBG sunning) (NP (PRP themselves))))) (-RRB- -RRB-)) (S (VP (TO to) (VP (VB regulate) (NP (PRP$ their) (NN body) (NN temperature)))))))))) (. .)))
ECTOTHERMIC Ectotherms are animals that rely upon the temperature and their behavior (like sunning themselves) to regulate their body temperature.
(ROOT (S (NP (JJ Ectothermic) (NNS vertebrates)) (VP (VBP control) (NP (NN body) (NN temperature)) (PP (TO to) (NP (NP (RB just) (DT a) (JJ limited) (NN extent)) (PP (IN from) (NP (DT the) (NN outside))))) (PP (IN by) (S (VP (VBG changing) (NP (NN behavior)))))) (. .)))