Spotted tomato hornworms or tomato hornworms are the precursor before becoming a hawk moth, also known as the hummingbird moth. They are common in North America so if you grow tomatoes ...
The hornworm swarms every few years ... It is known as a sweet potato pest, the citation said. The caterpillar and moth are found in Canada, Patagonia, the Falkland Islands, Galapagos Islands ...