2. If reproduction is associated with it, it is a direct sexual symbol.
On the other hand, reproduction has a more metaphorical meaning: giving life to the repressed part.
3. If you are given the impression of animal nature.
Then animality may refer to primitive or socially unacceptable repressed parts.
4. If it is related to sin, or it has sexual implications for you, it represents your own repressed sexual feelings.
5. It stands for aggression.
People's aggression is sometimes directed at themselves.
So you should find the source of your aggression.
For example, men may have something to do with Oedipus complex.