( ( ( These birds ) ( ( are `` ) altricial ) ) ( , ( '' ( ( meaning ( the chicks ) ) ( ( ( ( are ( almost ( helpless ( after hatching ) ) ) ) and ) ( require ( attentive ( parental ( ( care and ) feeding ) ) ) ) ) . ) ) ) ) )
(ROOT (S (S (NP (DT These) (NNS birds)) (VP (VBP are) (`` ``) (ADJP (JJ altricial)))) (, ,) ('' '') (PRN (S (VP (VBG meaning) (NP (DT the) (NNS chicks))))) (VP (VP (VBP are) (ADJP (RB almost) (JJ helpless) (PP (IN after) (S (VP (VBG hatching)))))) (CC and) (VP (VBP require) (NP (JJ attentive) (JJ parental) (NN care) (CC and) (NN feeding)))) (. .)))
These birds are &quot;altricial,&quot; meaning the chicks are almost helpless after hatching and require attentive parental care and feeding.
(ROOT (S (NP (JJ Altricial) (NNS organisms)) (VP (VP (VBP are) (ADJP (JJ helpless) (PP (IN at) (NP (NN birth))))) (CC and) (VP (VBP require) (NP (NP (NNS lots)) (PP (IN of) (NP (NN help)))) (PP (IN from) (NP (PRP$ their) (NNS parents))))) (. .)))