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.
Wheezing is an abnormal sound made during breathing that can be compared to a high-pitched whistling sound. Wheezing is a type of breathing difficulty can be a symptom of a variety of disorders, diseases or conditions.Wheezing can result from infection, inflammation, and airway obstruction and other abnormal processes.Wheezing is made as air passes through narrowed areas in the respiratory tract.heezing is an abnormal sound made during breathing that can be compared to a high-pitched whistling sound. Wheezing is a type of breathing difficulty can be a symptom of a variety of disorders, diseases or conditions.