Brimstone Canary

We observed this species as it flitted around the dunes on each of our 3-4 beach visits in South Africa. It took a bit of effort on each occasion, but I finally caught up with a cooperative representative on a decent perch.

Wilderness town beach, Western Cape, South Africa, 8/5/22
Canon 600mm f/4 IS II + 1.4x III
1/500 at f/5.6, ISO 1600