Colour-sided Colour-sided Colour-sided is a colour pattern of domesticated cattle. It is sometimes called lineback It consists of a dark body colour, with white finching along the spine, white under the belly, and often white also over the tail, head and legs. The ears, nose and feet are generally dark. The pattern may occur in many breeds, but some breeds are consistently colour-sided, including English Longhorn cattle, Irish Moiled cattle, Randall cattle, Riggit Galloway cattle and Lineback cattle. The dark colour may be any solid colour such as black, red or brindle. An extreme pale form of the colour-sided pattern is
Cockatiel colour genetics time mimicking noises. Males also sometimes "strut". This behaviour is categorized by sticking their chest out and parading around, sometimes pacing, typically accompanied by whistling. Females are usually quiet and they're more likely to hiss and bite. Cockatiel colour genetics The science of cockatiel colour genetics deals with the heredity of colour variation in the feathers of cockatiels, "Nymphicus hollandicus". Colour mutations are a natural but very rare phenomenon that occur in either captivity or the wild. About fifteen primary colour mutations have been established in the species which enable the production of many different combinations. Note that this article