( ( Confirmation ( of Death ) ) ( in ( Ectothermic Vertebrates ) ) )
(ROOT (NP (NP (NP (NNP Confirmation)) (PP (IN of) (NP (NNP Death)))) (PP (IN in) (NP (NNP Ectothermic) (NNPS Vertebrates)))))
Confirmation of Death in Ectothermic Vertebrates
(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)))))) (. .)))