Praying Mantis Life Cycle Stages, Children can see how Praying Mantises change as they grow with Insect Lore’s Praying Mantis Life Cycle Stages. Four stages of Mantis development: Soft Egg Case, Hardened Egg Case, Nymphs and Adult Praying Mantis.
Sternum (breast bone), Model, Human Bone, Pastic, These individual bones are a great addition to you collection, used as a match for your existing Eisco disarticulated skeleton, or to allow students to compare general skeletal structure