They live in a nest ruled by a queen who is helped by smaller female (worker) bumblebees. Spring. The lifecycle begins in spring, when rising temperatures awaken a queen bumblebee that has been hibernating alone in the soil.
The list of signs and symptoms mentioned in various sources for Diabetic Retinopathy includes the 6 symptoms listed below: 1  Blurred vision. 2  Flashes. 3  Floaters. Retinal bleeding.  Vision 1  impairment. People with known cases of long standing diabetes complain of blurring of vision.  more information...Â».
It's caused by damage to the blood vessels of the light-sensitive tissue at the back of the eye (retina). At first, diabetic retinopathy may cause no symptoms or only mild vision problems. Eventually, it can cause blindness. The condition can develop in anyone who has type 1 or type 2 diabetes.