Heartworm infection in dogs in Michigan is vectored by how many species of mosquitoes?

The correct answer indicates that heartworm infection in dogs in Michigan is vectored by more than 25 percent of mosquito species. This understanding highlights the significant role that mosquitoes play in the transmission of heartworm disease, thereby necessitating effective mosquito control practices to mitigate the risk of infection.

In Michigan, various species of mosquitoes can serve as vectors for heartworm, notably the primary species such as Aedes and Culex. The prevalence of heartworm varies based on mosquito populations and environmental factors, emphasizing that a considerable number of species contribute to the risk of transmission.

By recognizing that the correct answer encompasses more than 25 percent of species, it underlines the importance of comprehensive mosquito management strategies without suggesting a limited interaction solely attributed to one or two species. This broad understanding aids in appreciating the importance of monitoring and controlling mosquito populations to protect canine health against heartworm disease.