Common Starling... not often presented on a cactus

The common starling or European starling (Sturnus vulgaris), also known simply as the starling in the British Isles, is a medium-sized passerine bird in the starling family, Sturnidae. It is about 20 cm (8 in) long and has glossy black plumage with a metallic sheen, which is speckled with white at some times of year.