The yellow one has one piece of toy food on it; the green one has several. (scientificamerican.com)
Even the smallest piece of plastic or string or a tiny piece of toy stuffing may cause severe internal problems for your dog. (wisegeek.com)
Warning: However, the baby will put everything that they pick in their mouth; hence, you should ensure that small pieces of toys or other objects are not lying within reach of your baby. (newkidscenter.com)