Do Slugs Have Backbones. Evolution can certainly explain why slugs have no bones (proving slugs have no bones would just take a sharp knife). Slugs and snails are invertebrates (animals without backbones) with soft bodies that they drag around on a single, muscly “foot”.
Slugs are slimy creatures that live in damp environments. A slug has no backbone, but it does have a spine! Here's a family tree i've.
Generally, The Critical Distinction Between Vertebrates And Invertebrates Is That Vertebrates Have A Backbone (Spine), Whereas Invertebrates Do Not.
Slugs have no backbones because they have no vertebrae. This is because their bodies are covered in slime. All snakes are vertebrates, and therefore all snakes have a backbone, the size of a snakes’ spine is dependent on the size of the snake.
Evolution Can Certainly Explain Why Slugs Have No Bones (Proving Slugs Have No Bones Would Just Take A Sharp Knife).
Though slugs do not have backbones, they still possess a competent nervous system. The simplest explanation is that slugs evolved from ancestors that didn't have bones. Slugs have a very long body, which is divided into two parts:
Snakes’ Long Backbones (Spines) Are Made Up Of Many.
Slugs are slimy creatures that live in damp environments. The spine is called the tail, which is located at the end of the body. They are invertebrates and therefore have no bones.
A Slug Has No Backbone, But It Does Have A Spine!
The spinal cord is located in the middle of their body. Slugs and snails are invertebrates (animals without backbones) with soft bodies that they drag around on a single, muscly “foot”. We have written this article do snakes have backbones in order to give many answers through scientific way along with clearing the doubts, myths regarding snakes.
Here's A Family Tree I've.
Slugs have a hard, smooth body with a slimy skin. Without a spine, slugs lack a spinal cord, but efficient nervous system communication is achieved by distributed networks of interconnected ganglia (collections of nerve cells). They have tentacles on their heads that they use to sense their surroundings.