( ( As ( with ( large ( mammals species ) ) ) ) ( , ( ( fewer ( small ( mammal species ) ) ) ( ( inhabit peatlands ) . ) ) ) )
(ROOT (S (PP (IN As) (PP (IN with) (NP (JJ large) (NNS mammals) (NNS species)))) (, ,) (NP (JJR fewer) (JJ small) (NN mammal) (NNS species)) (VP (VBP inhabit) (NP (NNS peatlands))) (. .)))
As with large mammals species, fewer small mammal species inhabit peatlands.
(ROOT (S (NP (JJ Placental) (NNS mammals)) (VP (VBP give) (NP (NN birth)) (PP (TO to) (NP (ADJP (RB relatively) (JJ large)) (NNS fetuses)))) (. .)))