( ( ( ( ( Men ( ( do not ) ( ( have ( such ( a ( sudden ( dramatic decline ) ) ) ) ) ( in ( bone mass ) ) ) ) ) , ) but ) ( ( their ( ( more gradual ) losses ) ) ( add up ) ) ) . )
(ROOT (S (S (NP (NNS Men)) (VP (VBP do) (RB not) (VP (VB have) (NP (PDT such) (DT a) (JJ sudden) (JJ dramatic) (NN decline)) (PP (IN in) (NP (NN bone) (NN mass)))))) (, ,) (CC but) (S (NP (PRP$ their) (ADJP (RBR more) (VBN gradual)) (NNS losses)) (VP (VBP add) (PRT (RP up)))) (. .)))
Men do not have such a sudden dramatic decline in bone mass, but their more gradual losses add up.
(ROOT (S (NP (NP (ADJP (JJ Sudden) (CC and) (JJ dramatic)) (NNS losses)) (PP (IN of) (NP (NN biodiversity)))) (VP (VBP are) (VP (VBN called) (NP (JJ mass) (NN extinction)))) (. .)))