Many different species of Seed Shrimp live in vernal pools. They come in many colors. They have a single eye. The body of a Seed Shrimp is protected by two shells that form its carapace. The carapace resembles a seed, so they are called Seed Shrimp. The body inside the carapace is short with two sections, a head and a thorax. The head has four pair of appendages (leg-like structures). The thorax has three more pair of appendages.