( Reptiles ( also ( ( have ( ( ( scaly skin ) and ) ( a ( three ( chambered heart ) ) ) ) ) . ) ) )
(ROOT (S (NP (NNS Reptiles)) (ADVP (RB also)) (VP (VBP have) (NP (NP (JJ scaly) (NN skin)) (CC and) (NP (DT a) (CD three) (JJ chambered) (NN heart)))) (. .)))
Reptiles also have scaly skin and a three chambered heart.
(ROOT (S (NP (EX There)) (VP (VBP are) (NP (NP (CD three) (NNS chambers)) (PP (IN in) (NP (DT a) (JJ reptiles) (NN heart))))) (. .)))