This vintage-style pale blue t-shirt showcases a detailed scientific illustration of the platypus (Ornithorhynchus anatinus), a unique monotreme native to Australia. Featuring labeled anatomical features such as the bill, venom spur, and webbed feet, the design highlights the platypus’ evolutionary history dating back to the Late Cretaceous Period. The monochrome, distressed graphic gives it a retro field-guide aesthetic perfect for natural history enthusiasts. Made from 100% ring-spun cotton (high-quality cotton) with a soft, sensory-friendly feel. Every order funds kelp restoration on the Pacific Northwest coast.