Egg
Appearance
![](https://upload.wikimedia.org/wikipedia/commons/thumb/5/54/Adolphe_Millot_oeufs-fixed.jpg/220px-Adolphe_Millot_oeufs-fixed.jpg)
An egg is the organic vessel containin the zygote in which an ainimal embryo develops till it can survive on its ain, at which pynt the ainimal hatches. An egg results frae fertilisation o an ovum. Maist arthropods, vertebrates, an mollusks lay eggs, althou some dae nae, such as scorpions, mony shairks, an maist mammals.