Black flies are small, gnat-like insects that swarm and bite, causing itchy welts. Peak black fly season in Michigan is mid-May to mid-June, primarily in the Upper Peninsula and northern Lower ...

Hikers beware: Upper Peninsula bugs are out to bite. Biting flies have been swarming northern Michigan in numbers that even locals say they haven't seen before. However, what some might not ...

Hikers beware: Upper Peninsula bugs are out to bite. Biting flies have been swarming northern Michigan in numbers that even locals say they haven't seen before. However, what some might not ...

Black flies are small, gnat-like insects that swarm and bite, causing itchy welts. Peak black fly season in Michigan is mid-May to mid-June, primarily in the Upper Peninsula and northern Lower ...

Hikers beware: Upper Peninsula bugs are out to bite. Biting flies have been swarming northern Michigan in numbers that even ...

In Michigan, peak black fly season begins around mid-May and continues until mid-June. The unwelcome swarms mainly inhabit the Upper Peninsula and northern Michigan, according to Michigan State ...

Hikers beware: Upper Peninsula bugs are out to bite. Biting flies have been swarming northern Michigan in numbers that even locals say they haven't seen before. However, what some might not ...

Hikers beware: Upper Peninsula bugs are out to bite. Biting flies have been swarming northern Michigan in numbers that even locals say they haven't seen before. However, what some might not realize is ...

Hikers beware: Upper Peninsula bugs are out to bite. Biting flies have been swarming northern Michigan in numbers that even locals say they haven't seen before. However, what some might not ...