Dinosaurs poked around the remains; twitchy little scavengers, fighting over scraps.
( Dinosaurs ( ( ( ( poked ( around ( ( ( ( the remains ) ; ) twitchy ) ( little scavengers ) ) ) ) , ) ( ( fighting over ) scraps ) ) . ) )
(ROOT (S (NP (NNS Dinosaurs)) (VP (VBD poked) (PP (IN around) (NP (NP (DT the) (NNS remains)) (: ;) (ADVP (RB twitchy)) (NP (JJ little) (NNS scavengers)))) (, ,) (S (VP (VBG fighting) (PRT (RP over)) (NP (NNS scraps))))) (. .)))
Dinosaurs were all extinct.
( Dinosaurs ( ( ( were all ) extinct ) . ) )
(ROOT (S (NP (NNS Dinosaurs)) (VP (VBD were) (RB all) (ADJP (JJ extinct))) (. .)))