Dining on a Thistle in Austin, Texas

A butterfly enjoys a very purple thistle

Taken in Austin, Texas on Apr 28, 2012

Keywords Balcones Canyonlands National Wildlife Refuge butterfly purple purple thistle thistle

Category Insects Nature Plants

Camera

Canon EOS 7D

Lens

EF100-400mm f/4.5-5.6L IS USM

Aperture

F5.6

ISO

640

Focal length

400.0 mm

Program type

Shutter priority

Shutter speed

1/2499 sec

Exposure bias

1/3 EV