The avian egg is predominantly perceived as a static structure. In reality, the avian egg is influenced by many internal factors, such as gaseous exchanges and the development of the embryo, as well as external factors such as the nesting environment and the impacts of the human industry on shell…
In contrast to their closest modern relatives, the family Crocodylinae, avian eggs dramatically range in egg size, shape and color. Primarily for protection from predators, many bird species have evolved unique phenotypes including colored shell markings that represent a novel development in the phylum Chordata’s gene pool. Selection for egg…
The design of the avian egg presents intricacies ranging from its mechanically durable architecture to its composition of bacterial protective materials. Characteristics such as the function, architecture, operation, and eggshell vulnerabilities are presented to outline the success of embryo survival and chick pipping. Protection against various external conditions and the…