Pigeons, Columba sp, Pack of 1

Details

Large adult pigeon specimens provide an in-depth view of several traits that all birds share:Skin with feathersWingsTwo legsFour-chambered heartHorny beakOrder InfoINJECTION KEYPlain: Circulatory system not injected with colorsSingle: Arteries injected with red latexDouble: Arteries red, veins blueTriple: Arteries red, veins blue and hepatic portal veins yellow