When one species is genetically similar to another species, their populations can often be mistaken for one and the same. This is exactly what has happened with Papilio solstitius, a tiger swallowtail ...

Caterpillars have chewing mouthparts. They bite into tissue and swallow it. Various types of caterpillars feed on virtually every part of the plant. They bore into stems and trunks (peach tree borer, ...

Caterpillars of various types are common pests in vegetable gardens, flower beds, trees, shrubs and even lawns all through summer. I’ve been getting an unusually large number of questions about ...