( ( In ( ( more primitive ) societies ) ) ( , ( ( such ( as ( ( hunters and ) gatherers ) ) ) ( , ( ( this dependency ) ( ( ( is obvious ) ( as ( ( these peoples ) ( ( utilized ( ( plants and ) animals ) ) ( for ( ( ( ( ( shelter , ) clothing ) , ) and ) food ) ) ) ) ) ) . ) ) ) ) ) )
(ROOT (S (PP (IN In) (NP (ADJP (RBR more) (JJ primitive)) (NNS societies))) (, ,) (PP (JJ such) (PP (IN as) (NP (NNS hunters) (CC and) (NNS gatherers)))) (, ,) (NP (DT this) (NN dependency)) (VP (VBZ is) (ADJP (JJ obvious)) (SBAR (IN as) (S (NP (DT these) (NNS peoples)) (VP (VBD utilized) (NP (NNS plants) (CC and) (NNS animals)) (PP (IN for) (NP (NP (NN shelter)) (, ,) (NP (NN clothing)) (, ,) (CC and) (NP (NN food)))))))) (. .)))
In more primitive societies, such as hunters and gatherers, this dependency is obvious as these peoples utilized plants and animals for shelter, clothing, and food.
(ROOT (S (NP (JJ Many) (NNS animals)) (VP (VBP depend) (PP (IN on) (NP (NP (NNS plants)) (PP (IN for) (NP (NN shelter)))))) (. .)))
Many animals depend on plants for shelter.