This dog-size lizard is spreading through the southeastern U.S.
Argentine tegus are breeding in multiple states after escape or release from captivity; biologists are concerned since they're voracious omnivores.
Deep in the Everglades, a voracious invader with attractive spotted scales is taking over. The Argentine black-and-white tegu, a large lizard that can grow up to four feet in length, has already proliferated widely throughout South Florida. But it’s not stopping there. These invaders have started popping up throughout the southeastern United States, posing a potential threat to native species and farmers.
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