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.
All spiders have in common a two-segmented body, eight legs, spinnerets and the absence of chewing mouthparts or wings. The eight noncompound eyes of the wolf spider are arranged with one lower row of four small eyes, two larger eyes and two more small eyes on top of the head. Chelicerae, or jaws, are used to hold prey, inject venom and eat. Two sharp, horizontal fangs are present at the extreme bottom of these jaws.