( ( ( invertebrate animals ) ( -LRB- ( ( ( ( ( ( ( ( ( ( clams , ) snails ) , ) insects ) , ) arachnids ) , ) and ) crustaceans ) -RRB- ) ) ) ; )
(ROOT (NP (NP (JJ invertebrate) (NNS animals)) (PRN (-LRB- -LRB-) (NP (NP (NNS clams)) (, ,) (NP (NNS snails)) (, ,) (NP (NNS insects)) (, ,) (NP (NNS arachnids)) (, ,) (CC and) (NP (NNS crustaceans))) (-RRB- -RRB-)) (: ;)))
invertebrate animals (clams, snails, insects, arachnids, and crustaceans);
(ROOT (S (SBAR (IN While) (FRAG (ADJP (JJ similar) (PP (TO to) (NP (NNS insects)))))) (, ,) (NP (NNS arachnids)) (VP (VBP are) (NP (NP (JJ eight-legged) (NNS invertebrates)) (SBAR (WHNP (WDT that)) (S (VP (VBP lack) (NP (NN antennae) (CC or) (NNS wings))))))) (. .)))