Because they're spineless. "In" would be the negative, and analogous to "less". Vertebrae is spine.
Following are some pictures of invertebrates i.e animals without backbones: Following are some pictures of invertebrates i.e animals without backbones:
All invertebrates are ectothermic (cold-blooded) animals.
These animals are called invertebrates. Invertebrates have no backbone. Examples of invertebrates are insects.
invertebrates are animals which do not have a skeleton made up of bones . Some examples of invertebrates are - Jellyfish , Corals , Starfish , Sponges , Crabs and Shrimps
invertebrates
invertebrates (animals without backbones) this isn't accurate as some of the Earth's species haven't yet been discovered. anyways,hope this helped:)
No, 95-97% of all animals on Earth are Invertebrates.
All animals in the invertebrate kingdom. This includes all insects.
Invertebrates are animals without a backbone. Some types of invertebrates are worms, sponges, jellyfish and spiders.
invertebrates
invertebrates
Invertebrates