A typical number of caterpillar legs is 16, but it varies depending on the stage and the type of caterpillar. All caterpillars have a pair of three true legs attached to the thorax.
The predators of caterpillars are birds, ladybird beetles, yellow jackets and human beings. Caterpillars serve as a primary food source for numerous birds, such as the warbler species, tanagers and canopy-dwelling birds.
Caterpillars live mostly in hedges and bushes. They can often be found in a garden or backyard, where they live on the underside of leaves of their host plants to hide from predators. Caterpillars are also found in dark places, like long grass.
Caterpillars get their start as eggs laid by other caterpillars on plants, according to About.com. Before caterpillars turn into butterflies they lay their eggs in appropriate locations to start the next generation.
The length of a caterpillar's life varies tremendously and depends upon its species, but most caterpillars stay in their larval stage for a few months before entering a cocoon. They then emerge from this pupae stage as moths or butterflies.
Caterpillars do sleep. During the daytime, they sleep on the underside of leaves. When they wake up, caterpillars eat the leaves they were sleeping on. They continue this process until they begin the metamorphosis period.
Caterpillars can survive in a large jar or cage equipped with a small food plant and twigs. Caterpillars eat only specific plants depending on their species, requiring more food as they grow larger. For hydration, caterpillars need their cages lightly sprayed with water...