(Portland, OR) -- The Oregon Zoo is mourning the loss its red panda Moshu. Zoo officials confirmed yesterday that Moshu has died at nearly 14-years-old. Officials say that's a very long life for a red panda. Moshu was diagnosed with severe heart disease about a year ago. Moshu was a fan favorite at the zoo and was known for his love of snacks, which earned him the nickname Sir Snacks a Lot.