Hook Worm
- The hook worm is a parasite that livse in the small intestines of its hosts.
- The hookworm infects mostly mammals such as dogs, cats, and humans.
- The hookworm has no respiratory system.
- The hook worm survives off of its host.
- It is also the way that they are able to breathe.
- The hookworms suck the blood of the mammal that they infect
- They are able to take little amounts of oxygen from the blood they intake.
- The diffuse out carbon dioxide.
- This does not give them much oxygen, but it is enough for them.