Cuttlefish are small organisms that live in the cold deep waters of the ocean. They have elongated bodies with tentacles surrounding their mouths. They contain pigmented organs called chromatophores that allow them to change color in order to blend into their environment. Their diets consist of small fish, crustaceans, shrimp, and crabs. The picture on the right shows an infant cuttlefish sitting on the ocean floor. Which of the following best explains this young cuttlefish's behavior?
A. The cuttlefish sees a predator which is an external stimulus. It then responds to its internal stimulus of Fear by changing color to blend into its surroundings in order to hide from the predator.
B. The cuttlefish sees a predator which is an internal stimulus. It then responds to its internal stimulus of fear by changing color to blend into its surroundings in order to hide from the predator.
C. The cuttlefish sees a predator which is an internal stimulus. It then responds to its external stimulus of fear by changing color to blend into its surroundings in order to hide from th predator.
D. Cuttlefish for which is an external stimulus. It then responds to its external stimulus of fear by changing color to blend into its surroundings in order to hide from the predator.
E. The cuttlefish sees a predator which is external stimulus. It then responds to its internal stimulus of fear by changing its eating habits and hunting the predator.
internal: Internal Stimulus. An Internal Stimulus is a stimulus that comes from. inside an organism. Examples: You have an infection so you run a fever.
external: External Stimulus. An External Stimulus is a stimulus that comes from. outside an organism. Examples: You feel cold so you put on a jacket.
