The American alligator is the most common of two crocodilians native to the United States and is one of 22 crocodilian species worldwide.

Asian Gypsy Moth

The Asian gypsy moth (AGM), named for its home continent, is a voracious pest of trees that poses a major threat to forest habitats in North America.

Emerald Ash Borer: The Green Menace

The emerald ash borer (EAB) is a very small but very destructive beetle. Metallic green in color, its slender body measures 1/2-inch long and 1/8-inch wide. The average adult beetle can fit easily on a penny.

Imported Fire Ants: An Agricultural Pest and a Human Health Hazard

Imported fire ants were accidentally introduced to the United States. The black imported fire ant was brought to Mobile, AL, in 1918. The red imported fire ant arrived in the 1930s. Since then, they have become established across the South and in parts of California and other Western States. These pests pose serious threats to people, small animals, and agricultural equipment. As these insects spread northward and westward, more people are asking the U.S. Department of Agriculture’s (USDA) Animal and Plant Health Inspection Service (APHIS) for advice about how to manage imported fire ants. This factsheet answers several frequently asked questions.

Learn more about the Animal and Plant Health Inspection Service at their web site: