( Adaptations ( for ( ( surviving ( freezing temperatures ) ) ( in ectotherms ) ) ) )
(ROOT (NP (NP (NNS Adaptations)) (PP (IN for) (NP (NP (VBG surviving) (NN freezing) (NNS temperatures)) (PP (IN in) (NP (NNS ectotherms)))))))
Adaptations for surviving freezing temperatures in ectotherms
(ROOT (S (NP (NNS Ectotherms)) (VP (VBP undergo) (S (NP (NP (DT a) (NN variety)) (PP (IN of) (NP (NP (NNS changes)) (PP (IN at) (NP (DT the) (JJ cellular) (NN level)))))) (VP (TO to) (VP (VB acclimatize) (PP (TO to) (NP (NP (NNS shifts)) (PP (IN in) (NP (NN temperature))))))))) (. .)))