The courtship behavior that also improves their chances of survival is:
Male mockingbirds can sing 200 different songs, mocking sounds around them in order to attract females and defend their territory.
This behavior not only serves to attract mates but also helps to establish and defend their territory from other males, which is essential for their survival. By defending their territory, they can protect their resources, such as food and nesting sites, leading to a better chance of reproductive success and survival overall.