Close definition forestry View definition the art, science, and craft of tending woodlands to derive benefits to humans. Close definition fork View definition a tree defect characterized by the division of a bole or main stem into two or more stems. Close definition form
The lungworm infection in dogs affects the respiratory system and may be fatal. The infection is parasitic and may be caused by a number of worms such as Paragonimus kellicotti, Capillaria aerophilis, Osleri osleri or the Filaroides.The infection can be contracted from hosts that carry the parasites.he lungworm infection in dogs affects the respiratory system and may be fatal. The infection is parasitic and may be caused by a number of worms such as Paragonimus kellicotti, Capillaria aerophilis, Osleri osleri or the Filaroides.
1 Pulmonary hypertension * is high pressure in the pulmonary artery. 2  In dogs it can be caused by heartworm disease, pulmonary thromboembolism, or chronic hypoxemia (low oxygen). 3  It can result in right-sided heart disease (cor pulmonale). 4  Signs include difficulty breathing, cyanosis, and exercise intolerance. Ticks * are an external parasite of the dog and can spread diseases such as Lyme disease, Rocky Mountain spotted fever, babesiosis, and ehrlichiosis. 2  They can also cause a neurological disorder known as tick paralysis.