Invertebrate Questions and Answers

Invertebrates are the animals that do not have a backbone. Many animals that are known for being invertebrates include snails, starfish and worms. Even though it may seem that most species of ...

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All animals can be broadly classified as either vertebrates or invertebrates. Animals that do not have backbones (vertebras) are called invertebrates; those that do are called vertebrates. Some ...

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The term aquatic macroinvertebrate can be figured out by breaking down the words. Aquatic means water. Macro means big. Invertebrates are animals that do not have backbones. These types of ...

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An exoskeleton is a creature that has its skeletal frame on the outside of its body in order for more protection. Most people know these creatures to have shells. So, cockroaches and clams are ...

1 Answer

During the Paleozoic Era, a time period occurred called the Ordovician time. During a great part of this time period, the flora and fauna grew a lot. Many of the species dominated their ...

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Reefs are ecosystems that are located completely under the surface of the ocean. The Great Barrier Reef is probably the most popular coral reef known. The Cretaceous Period is a time that began ...

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Cnidaria is a group of animals that usually include animals that live primarily in the water. These creatures have cnidocytes that are used to obtain their food. They also have mesoglea. This gel ...

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An insect goes through several stages in its life cycle. Females lay eggs, and they hatch into larva. Next is the pupa stage and then to an adult. In the embryo (egg) stage insects vary in size, ...

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