Papo CaterpillarPapo Caterpillar Papo Wild Life 50266 Product Dimensions: 4. 5 x 1. 5 x 2. 5 cm Age: 3 years and up Caterpillars are insects, just like their parent butterflies or moths but the larval or first stage in becoming a beautiful butterfly or moth. They have six proper legs, like all insects, but also up to five pairs of stumpy prolegs with little hooks that help them to hang onto things, and to move in a wave like motion. Made of durable vinyl.