Shake up play time with the Fisher-Price Hungry Otter Rattle. This adorable toy features a soft head and tail and colorful "fish" beads in its clear belly. When your baby grasps and shakes their otter pal, they'll see the little fishies rattle around inside! Where development comes into play. Sensory: The otter's soft tail and head, and colorful rattle beads inside his belly engage and excite your baby's tactile, visual, and auditory senses. Gross Motor: Grasping and shaking their otter pal helps strengthen your baby's gross motor skills.