Regnul animal IV

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  • Created by: icamui1
  • Created on: 31-03-15 15:03

I. ARTROPODE

alcatuire: corp segmentat acoperit de chitina ce formeaza exoscheletul, picioare articulate ce servesc la locomotie dar si masticatie; cresc prin naparlire; inmultire prin metamorfoza

cls. ARAHNIDE

alcatuire: cefalotorace cu 6 perechi de apendice: o pereche de chelicere - arme de atac si aparare, o pereche de palpi bucali si 4 perechi de picioare cu gheare; si abdomen; respira prin plamani;

inmultire: fara metamorfoza

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