( ( ( ( ( Billions ( of ( ( fish larvae ) ( hatching ( at ( this time ) ) ) ) ) ) ( will die ) ) and ) ( ( many species ) ( could ( ( ( become extinct ) , ) ( including ( some ( we ( ( will never ) ( know about ) ) ) ) ) ) ) ) ) . )
(ROOT (S (S (NP (NP (NNS Billions)) (PP (IN of) (NP (NP (NN fish) (NN larvae)) (VP (VBG hatching) (PP (IN at) (NP (DT this) (NN time))))))) (VP (MD will) (VP (VB die)))) (CC and) (S (NP (JJ many) (NNS species)) (VP (MD could) (VP (VB become) (ADJP (JJ extinct)) (, ,) (PP (VBG including) (NP (NP (DT some)) (SBAR (S (NP (PRP we)) (VP (MD will) (ADVP (RB never)) (VP (VB know) (PRT (RP about))))))))))) (. .)))
Billions of fish larvae hatching at this time will die and many species could become extinct, including some we will never know about.
(ROOT (S (NP (NN Fish)) (VP (VBP hatch) (PP (IN into) (NP (NP (NN larvae)) (SBAR (WHNP (WDT that)) (S (VP (VBP are) (ADJP (JJ different) (PP (IN from) (NP (NP (DT the) (JJ adult) (NN form)) (PP (IN of) (NP (NNS species)))))))))))) (. .)))