To dream that you are being bitten represents your vulnerability regarding some unresolved issues or emotions. You may be pestered by a problem or obstacle.The dream may also be a metaphor indicating that you have bitten off more than you chew. Perhaps you have too much to handle.
To see a turtle in your dream indicates that you are sheltering yourself from the realities of life. You are putting forth a hard exterior and not letting others in. As a result, you are feeling withdrawn.
To dream that you are being chased by a turtle indicates that you are hiding behind a facade, instead of confronting the things that are bothering you.