Cuticle
No. They are invertebrates.
Yes, a hydrostatic skeleton is a type of skeleton found in certain invertebrates that uses fluid-filled compartments to provide support and structure to the body. It relies on the pressure of the enclosed fluid to maintain body shape and movement.
American Robins are not invertebrates. They are classified as vertebrates. They will primarily prey on soft invertebrates such as earthworms.
No, octopus are invertebrates
Invertebrates do not have backbones.Examples of invertebrates are earthworms,insects,squids etc... Invertebrates are paraphyletic group.
Shrimp are classified as invertebrates as they have no backbone or internal skeleton.
no. not all invertebrates have a hydrostatic skeleton.hope it helped.
exo-skeleton
Because - they have no internal skeleton.
Yes, Scorpions have no skeleton.
Yes, they are invertebrates.
No they are not invertebrates because their skeleton is on the inside of their bodies unlike spiders or sow bugs which have skeletons on the outside of their bodies, and worms which have no skeleton at all.