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 ...

In the caterpillar phase, the insect eats large amounts of food to grow and develop. Caterpillars have chewing mouthparts. They bite into tissue and swallow it. Various types of caterpillars feed on ...