Carpenter bee, I think? Feeding on Swamp Milkweed.
--Cara
Canon 60D
Canon XSi
Canon 18-55mm F3.5-5.6 IS
Canon 24-105mm f/4 L IS
Canon 55-250mm F4-5.6 IS
Canon 100mm 2.8L IS Macro
Canon 300mm F4 L IS
Canon 50mm F1.8
Tokina SD 12-24mm F/4 DX
Handheld, though I was leaning my arm on my monopod. Manual focus, 300mm f/4 L IS with a full set of extension tubes.
I have a few others that have spot on focus but bad composition. And, of course, I have 500 blurry abstract shots as well, LOL
--Cara
Canon 60D
Canon XSi
Canon 18-55mm F3.5-5.6 IS
Canon 24-105mm f/4 L IS
Canon 55-250mm F4-5.6 IS
Canon 100mm 2.8L IS Macro
Canon 300mm F4 L IS
Canon 50mm F1.8
Tokina SD 12-24mm F/4 DX