A Lepidoptera Day October 20, 2019October 22, 2019 Photographing a mid-day I noticed three different kinds of butterfly. This is the Gulf fritillary; not native to Guam. Aperture: ƒ/5.6Camera: SLT-A37Taken: 20 October, 2019Focal length: 135mmISO: 100Shutter speed: 1/1600s