The largest reptile in the world is the saltwater crocodile, generally 13 to 18 ft. long and weighing up to 2,200 lbs. Females are smaller, usually 7 to 11 ft. and 1,000 lbs.
Possible causes of anemia include: 1  Certain medicines. 2  Destruction of red blood cells earlier than normal (which may be caused by immune system problems) 3  Long-term (chronic) diseases such as chronic kidney disease, cancer, ulcerative colitis, or rheumatoid arthritis.
Basics. Symptoms. Diagnosis and Treatment. There are basically three different causes of anemia: blood loss, decreased or faulty red blood cell production, or destruction of red blood cells. Blood tests will not only confirm the diagnosis of anemia, but also help point to the underlying condition.