( ( In ( this case ) ) ( , ( corridors ( ( ( ( are ( ( living connections ) ( among populations ) ) ) and ) ( must ( ( provide ( all ( the ( necessary resources ) ) ) ) ( for ( species survival ) ) ) ) ) . ) ) ) )
(ROOT (S (PP (IN In) (NP (DT this) (NN case))) (, ,) (NP (NNS corridors)) (VP (VP (VBP are) (VP (VBG living) (NP (NNS connections)) (PP (IN among) (NP (NNS populations))))) (CC and) (VP (MD must) (VP (VB provide) (NP (PDT all) (DT the) (JJ necessary) (NNS resources)) (PP (IN for) (NP (NN species) (NN survival)))))) (. .)))
In this case, corridors are living connections among populations and must provide all the necessary resources for species survival.
(ROOT (S (NP (NP (DT All) (NNS members)) (PP (IN of) (NP (DT a) (NN species) (NN living)))) (ADVP (RB together)) (VP (VB form) (NP (DT a) (PRN (-LRB- -LRB-) (NP (NN n)) (-RRB- -RRB-)) (NN population))) (. .)))