( Hens ( ( can ( ( ( ( lay ( fertile eggs ) ) , ) and ) ( ( brood ( their clutches ) ) ( to hatching ) ) ) ) . ) )
(ROOT (S (NP (NNS Hens)) (VP (MD can) (VP (VP (VB lay) (NP (JJ fertile) (NNS eggs))) (, ,) (CC and) (VP (VB brood) (NP (PRP$ their) (NNS clutches)) (PP (TO to) (NP (NN hatching)))))) (. .)))
Hens can lay fertile eggs, and brood their clutches to hatching.
(ROOT (S (S (NP (NP (DT Some) (NN species)) (PP (IN of) (NP (NN fish)))) (VP (VBP carry) (NP (PRP$ their) (VBN fertilized) (NNS eggs)) (PP (IN in) (NP (PRP$ their) (NN mouth))) (SBAR (IN until) (S (NP (PRP they)) (VP (VBP hatch)))))) (: ;) (S (NP (DT this)) (VP (VBZ is) (VP (VBN called) (S (ADJP (NN mouth) (JJ brooding)))))) (. .)))