Assertion: arthropod's cuticle | /r/HasProperty | skin
Facets:
Source sentences:
text: Like other arthropods, spiders have to molt to grow as their cuticle ("skin") cannot stretch.
text: Both groups have similar paired locomotory appendages, called lobopodia (or lobopods); a body cavity (hemocoel); a cuticle (skin) secreted by surface cells and shed periodically (molting); a gut that is usually a straight tube; and separate sexes and gonads.