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The Concept Map you are trying to access has information related to:
animali_rev, vertebrati si classificano anfibi, animali si suddividono vertebrati, vertebrati hanno scheletro interno, animali ???? ????, animali si suddividono invertebrati, vertebrati si classificano pesci, vertebrati si classificano rettili, vertebrati si classificano mammiferi, invertebrati non hanno uno scheletro interno, vertebrati si classificano uccelli