On July 31, 2014, scientists reported details of the evolution of birds from other theropod dinosaurs. Among the features linking theropod dinosaurs to birds are a furcula (wishbone), air-filled bones, brooding of the eggs, and (in coelurosaurs, at least) feathers.
Vitamin D Deficiency. People who are vitamin D-deficient can suffer some adverse effects, such as being more prone to certain cancers and possibly being affected by depression or other mood disorders, according to studies reported by MayoClinic.com.
Severe vitamin D deficiency with levels below 10 ng/ml (25 nmol/L) causes severe fatigue and personality changes, depression-like symptoms, chronic sleep disorder, multiple intolerances, obvious immune dysfunctions and in the long time, multi-system symptoms and multi-system diseases (1,2).