Q: Invertebrates make up what percentage of all animal species? Read this paragraph and choose the correct option from the provided answers: Invertebrates are animals that lack a vertebral column, or backbone. All the phyla in Table above , except the Phylum Chordata, consist only of invertebrates. Even the Phylum Chordata includes some invertebrate taxa. Invertebrates make up about 95 percent of all animal species. Choices: - 90 percent - 50 percent - 30 percent - 95 percent A:
95 percent