Too many big Macs?

"...Cardiovascular disease is the leading cause of death in captive gorillas, the zoo said in a release. More than 40 percent of adult gorilla deaths are due to heart disease, The Washington Post reported Friday.

Scientists said they don't know why gorillas contract the disease at such a high rate. Possibilities include diet, disease, old age or some other unknown cause... ."

Actually, the heart disease is not hardening of the arteries, but a fibrosing cardiomyopathy...which could be nutritional or immune related.