The Hill Country is filled with these beautiful lavender thistle plants that birds, butterflies and insects just love. I found one backlit in the evening sun, and waited until a lovely black swallowtail butterfly came to check it out.

Black Swallowtail

Black swallowtail butterfly on thistle, Block Creek Natural Area, Hill Country region, Texas, USA. Canon 1Dx. 394mm. ISO 1600. 1/100 sec. @ f/8. EV +1/3.