( ( Modern mammals ) ( ( possess ( ( maxilloturbinates , ) ( which ( are ( ( a type ) ( of ( ( concha ( -LRB- ( ( shelf ( of bone ) ) -RRB- ) ) ) ( in ( ( the ( nasal cavity ) ) ( that ( ( collect moisture ) ( from ( inhaled air ) ) ) ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Modern) (NNS mammals)) (VP (VBP possess) (NP (NP (NNS maxilloturbinates)) (, ,) (SBAR (WHNP (WDT which)) (S (VP (VBP are) (NP (NP (DT a) (NN type)) (PP (IN of) (NP (NP (NP (NN concha)) (PRN (-LRB- -LRB-) (NP (NP (NN shelf)) (PP (IN of) (NP (NN bone)))) (-RRB- -RRB-))) (PP (IN in) (NP (NP (DT the) (JJ nasal) (NN cavity)) (SBAR (WHNP (WDT that)) (S (VP (VBP collect) (NP (NN moisture)) (PP (IN from) (NP (JJ inhaled) (NN air)))))))))))))))) (. .)))
Modern mammals possess maxilloturbinates, which are a type of concha (shelf of bone) in the nasal cavity that collect moisture from inhaled air.
(ROOT (S (PP (IN In) (NP (NNS mammals))) (, ,) (NP (NN air)) (VP (VBZ is) (VP (VBN warmed) (CC and) (VBN humidified) (PP (IN in) (NP (DT the) (JJ nasal) (NN cavity))))) (. .)))