In this Jan. 16, 2013 file photo, Jim Howard of Cooper City, Fla., searches under the dense foliage in the Florida Everglades looking for pythons as part of the month long &quot;Python Challenge.&quot; The large snakes are an invasive species and are considered a menace to Florida&#39;s swamplands. State wildlife officials say the python hunt was a success is raising public awareness about invasive species which also includes feral cats, black -and-white tegu lizards and Cuban tree frogs.(AP Photo/Wilfredo Lee, File)
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