Exoskeletons.
All arthopods do not have backbones which makes all arthopods invertebrates!
they are all jointed
Yes lobsters are invertebrates, as are all Arthopods.
arthopods
arthopods
the normal ones
Arthropods are characterized by segmented bodies, an exoskeleton made from chitin, and joint appendages.
Arachnids such as spiders and scorpions have chelicerae.
Gill
No. All arthopods belong to the phylum Arthropoda, while all reptiles (along with other vertebrates) belong to the phylum Chordata
Some of the organs they used are :gills and appendices. That was all i can found in Internet. I am sorry! But i hope this be useful. (:
arthos-joints,podae-leg or appendages.... it includes all insects. it is the most successful phylum in kingdom animalia...