A vividly colored bird found along the Gulf Coast and between North Carolina and northern Florida, where only males display rainbow-like feathers.
Semi-aquatic rodents introduced by fur farmers, now invasive across various U.S. states, damaging infrastructure like ditches and levees.
Raccoon relatives found in the southwestern U.S., omnivores that eat fruits, vegetation, and occasionally small animals.
A ferocious bird of prey in the falcon family, found in southern Texas, Arizona, and Florida, known for eating a wide variety of prey.
A venomous reptile related to the Komodo dragon, found in the southwestern U.S., slow-moving but dangerous if provoked.
Craspedacusta sowerbii, a species of jellyfish from China, found in U.S. lakes, particularly in Wisconsin, with stingers too small to harm humans.
An invasive species from Central America, prevalent in Florida, destructive to local ecosystems, and edible with proper preparation.
Historically widespread in the American southwest, with occasional sightings in New Mexico, Texas, and Arizona.
Jawless fish with rows of teeth, invasive in the Great Lakes, causing significant damage to local fish populations.