About 95 percent of all animals are invertebrates which can live anywhere, but most, like the starfish and crabs, live in the ocean A. with backbones B. with ribs C. without ribs
About 95 percent of all animals are invertebrates which can live anywhere, but most, like the starfish and crabs, live in the ocean
A. with backbones
B. with ribs
C. without ribs
D. without backbones