What are the advantages and disadvantages of parasitism?

Parasitism offers advantages such as reduced competition for resources since parasites often exploit a host's resources, allowing them to thrive in various environments. This relationship can also drive evolutionary adaptations in both parasites and hosts. However, disadvantages include the potential for host damage or death, which can limit the parasite's survival if the host population declines. Additionally, parasites can face challenges in finding new hosts, especially if host populations are sparse or decreasing.