1. Which avian cell is oval in shape with a nucleus that becomes more condensed with age? (The cytoplasm is light orange-pink in color.)

2. Which cell is the most common of the white blood cells observed in many avian species? (It possesses a colorless cytoplasm containing round or rod-shaped brick red granules.)

3. Which avian cell contains a nucleus that is usually round, light blue and often covered by deeply basophilic-staining granules?

4. Which avian hemostatic cell is the counterpart to the mammalian platelet?