Small hoverfly on goldenrod.

Unidentified caterpillar.

Crab spider on sunflower.

Canon T1i, MP-E 65 at 2X-3X, 580 EX II in E-TTL mode with Opteka diffuser near lens end, camera on M 1/200 f/11, slight crops.
--Rik
Edit: title changed on Sept 30. Initial post Sept 16.