Toxoplasma gondii. The parasite can infect most animals and birds. But both wild cats and house cats are the main hosts of the parasite." > Toxoplasma gondii. The parasite can infect most animals and birds. But both wild cats and house cats are the main hosts of the parasite." /> Toxoplasma gondii. The parasite can infect most animals and birds. But both wild cats and house cats are the main hosts of the parasite." />