( It ( ( dines ( on ( ( ( ( ( small mammals ) , ) snakes ) and ) ( large insects ) ) ) ) . ) )
(ROOT (S (NP (PRP It)) (VP (VBZ dines) (PP (IN on) (NP (NP (JJ small) (NNS mammals)) (, ,) (NP (NNS snakes)) (CC and) (NP (JJ large) (NNS insects))))) (. .)))
It dines on small mammals, snakes and large insects.
(ROOT (S (NP (JJ Placental) (NNS mammals)) (VP (VBP give) (NP (NN birth)) (PP (TO to) (NP (ADJP (RB relatively) (JJ large)) (NNS fetuses)))) (. .)))