( ( ( As ( well as ) ) ( discussing ( ( ( ( ( herbivores , ) carnivores ) , ) and ) omnivores ) ) ) . )
(ROOT (S (VP (ADVP (RB As) (RB well) (RB as)) (VBG discussing) (NP (NP (NNS herbivores)) (, ,) (NP (NNS carnivores)) (, ,) (CC and) (NP (NNS omnivores)))) (. .)))
As well as discussing herbivores, carnivores, and omnivores.
(ROOT (S (NP (NNS Mammals)) (VP (MD may) (RB either) (VP (VB be) (NP (NNS herbivores) (, ,) (NNS omnivores) (CC or) (NNS herbivores)))) (. .)))