“definitive host”寫句子，用definitive host造句

Cysts should be excised and sterilized to avoid ingestion by the definitive host.

This disease is spread by the dissemination of viable tapeworm ova from the feces of infected dogs and other definitive hosts.

Echinococcosis is spread by the dissemination of viable tapeworm ova from the feces of infected dogs and other definitive hosts.