Many residents of southern and central Florida do not realize they may have an invasive species right in their own backyard. The cane toad is a native of Central and South America and was introduced to Florida as a means to control white grubs in cane fields.
1 Breathing difficulties: Shortness of breath, wheezing or noisy breathing (called stridor) may all be signs of lung cancer.  Loss of appetite: Many cancers cause changes in appetite, which may lead to unintended weight loss.
Because wheezing is never normal, you need to contact you doctor or go to the emergency room if: 1  Wheezing is new. 2  Wheezing is not new, but getting worse. 3  You have any other symptoms, such as a change in skin color or you do not seem to be thinking right.