is oyster a vertebrate animals
Yes, an oyster is a mollusk, a grouping with many various characteristics. Squid, clams, scallops, and starfish, etc. are also mollusks. They fit into the definition o â¦ f invertebrates because they do not have a spine or backbone.    Additional interesting fact about oysters:   The oyster is usually ambisexual. It begins life as a male, then becomes a female, then changes back to being a male, then back to being female. A vertebrate i â¦ s an animal that are a backbone, which affects its  body shape.   For example: we humans are vertebrates, so are cats, dogs, chimps,  elephants, etc...
The oyster is a sessile (immobile) mollusc that is commonly found clinging onto shipwrecks, debris and harbour walls around the world. Oysters are bivalve molluscs meaning that they are closely related to other animals such as scallops, clams and mussels.he oyster is a sessile (immobile) mollusc that is commonly found clinging onto shipwrecks, debris and harbour walls around the world. Oysters are bivalve molluscs meaning that they are closely related to other animals such as scallops, clams and mussels.