The temperatures are rising and that means we will be outside more enjoying the warm weather.  Unfortunately, this also means that pests like mosquitos, fleas and ticks will return in full force.  Here is how those unwanted pests can affect your untreated pet. Heartworm disease is transmitted through the bite of an infected mosquito.  Heartworms can cause lung disease, heart failure and damage to other organs.  They are dubbed “heartworms” since they take up residence in the heart, lungs, and nearby blood vessels as adult worms.  Symptoms can include a persistent cough, loss of appetite, fatigue and weight loss.  If...