Hana Forest Reserve, near Boot Camp on the rim of Waihoi Valley. Drosophila cyrtoloma. The male on the right is attempting court by taking the head-under-wing position and vibrating his wings, but the other fly is also a male.
Hana Forest Reserve, near Boot Camp on the rim of Waihoi Valley. Drosophila cyrtoloma. The male on the right is attempting court by taking the head-under-wing position and vibrating his wings, but the other fly is also a male.