The branch of biology which studies the development of fetus is known as embryology. It also studies the birth defects and disorders found before birth. Embryology is becoming an important area for research as it focuses on certain diseases and mutations that can be detected and treated during pregnancy. Different approaches, evaluations, methodologies and advanced studies on embryology and birth defects have been included in this book. For someone with an interest and eye for detail, this book covers the most significant topics in this field.