Invertebrate

Invertebrates is ony animal species that disnae hae nor develop a vertebral column, derived frae the notochord. Exemples o invertebrates incluid the molluscs, sic as seechs an snails, arthropods, consistin o arachnids, crustaceans an insects, an cnidarians lik coral an loch-livers, amang mony mair taxa.