Given the question: Answer the following question given this paragraph: Mouth Brooding. Some species of fish carry their fertilized eggs in their mouth until they hatch. This is called mouth brooding. If you look closely, you can see the eggs inside the mouth of the cardinalfish pictured here. Q: Some species of fish carry their fertilized eggs in their mouth until they hatch; this is called what? Choices: - internal reproduction - spawning - schooling - mouth brooding A:
The answer is:
mouth brooding