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.
According to the Mayo Clinic, asthma is the most common cause of wheezing. (Mayo Clinic). However, there are many other potential causes for wheezing. Before you can stop your wheeze, your doctor must first determine its cause.ccording to the Mayo Clinic, asthma is the most common cause of wheezing. (Mayo Clinic). However, there are many other potential causes for wheezing. Before you can stop your wheeze, your doctor must first determine its cause.