Allegria Designs Tree Frog Pin The pins are sculptured from silver plated pewter that has been oxidised and buffed to obtain a contemporary, antique look. They are so adorable, we know you will love them. Found mainly in Queensland, it can reach 10 cm in length and can live up to 16 years in captivity. They are often found on windows or inside houses, eating insects drawn by the light. All pins come in a gift box so make great presents for friends â€“ especially easy to mail overseas. Weight: 18 g in gift box.