Click on a color swatch in the palette to select a new color. The currently selected color in the palette is indicated by a black rectangle drawn around it. When you click, the point that you're clicking on is at the tip of the arrow or the tip of the pointing finger. Crabs are 10-legged animals that walk sideways. Most crabs live in the oceans, but many, like the robber crab, live on land.
Crabs are invertebrates , animals without a backbone.
True land crabs have enlarged, modified cavities that act like lungs so that the land crabs can breathe air. Without our visitors' support, Enchanted Learning would soon be off-line. Please visit our store. As stated in our privacy policy , we fully respect your privacy and will not use your e-mail address for any purpose other than the newsletter subscription.