CollectA Indian PorcupineCollectA Indian Porcupine CollectA Model 88859 Product Dimensions: 5. 7 x 4. 9 x 4. 4 cm Age: 3 years and up Released 2019 The Indian Crested Porcupine is a large rodent, covered in multiple layers of modified hair called quills, with longer, thinner quills covering a layer of shorter, thicker ones. Take a close look at the wonderful way of how this has been interpreted in the CollectA model. With the real animal the quills are made of keratin and are