For starters, the larvae (caterpillars) of butterflies eat ONLY leaves of plants. Different caterpillars like to eat certain kinds of plants. The leaves allow the caterpillar to grow and get all of the vitamins needed to transform into a beautiful butterfly.
The nerve system, sensory organs and legs. . The body. The body of a spider has two distinct parts. The first, front, part consists of a fused head and breast part, called as prosoma or cephalothorax.It is made from a hardened material, called chitin. The second, rear, part is the soft abdomen, called opisthosoma. A tiny tube called pedicel connects the cephalothorax and abdomen.he first, front, part consists of a fused head and breast part, called as prosoma or cephalothorax. It is made from a hardened material, called chitin. The second, rear, part is the soft abdomen, called opisthosoma. A tiny tube called pedicel connects the cephalothorax and abdomen.
Spiders are a special group within the arthropods called arachnids that also includes scorpions, ticks and mites.. They are like the other arthropods in that they have an outside skeleton made of chitin, they have jointed appendages and the three body regions of the head, thorax and abdomen.