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 have as many as 8 eyes, but some spiders have only 6 eyes and several spiders have fewer or even none. All spiders have fangs through which venom is ejected. The tip of the abdomen has silk spinning glands called spinnerets by which a spider can spin a web.piders are not insects. Insects have three body parts and six legs. Spiders have eight legs and two body parts, the abdomen and the thorax. Spiders have silk spinning glands called spinnerets, at the tip of their abdomen.