I am often asked, do cats mourn? It is difficult to assess what those mournful eyes mean, since our feline friends cannot tell us what they are feeling. However, astute pet parents can interpret their pets’ emotions based on their behavior.
Several years ago, I wrote an article about cancers of the spleen, hemangiosarcoma. Hemangiosarcoma is a malignant vascular tumor that occurs in veins and large organs such as the spleen, heart and liver. In many cases patients with this cancer may not show any symptoms indicating they are not feeling well.