In this article we will discuss about the external structures of pigeon. The size varies from 20-25 cm. The appearance varies in different varieties but all of them have a compact and more or less spindle-shaped body (Fig. 1.103). The body is distinctly divisible into three regions — head, neck and trunk. (i) Head: The head is small, round and [...]
In this article we will discuss about the respiratory system of pigeon. The aerial mode of life requires extra energy. In order to get energy, pigeon eats large quantity of food and to break down the assimilated food at a faster rate, the respiratory system is extensively modified. The lungs are proportionately smaller in size, but the functional efficiency is [...]
In this article we will discuss about the reproductive system of pigeon. The sexes are separate. Sexual dimorphism is absent in pigeon. Female reproductive system: The female reproductive system is peculiar by having only left ovary and left oviduct (Fig. 1.127A). (i) Ovary: The right ovary and oviduct are atrophied in adult. The left ovary is large and contains eggs [...]