The beautiful and elegant swallowtail butterfly begins its life as a chubby caterpillar with an unusual defense. When threatened, a swallowtail caterpillar rears up its head and sticks out a yellow or ...

If it is poked or disturbed, an orange dog caterpillar will extrude a two-pronged red or orange scent gland (called the ...

Add Yahoo as a preferred source to see more of our stories on Google. These caterpillars go through a variety of different appearances during their journey from caterpillar to butterfly. Eastern tiger ...

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 ...