Great Dane dogs were once reasoned as color blind dogs alike other canines. Later on, scientists propagated that although Great Dane dogs do not possess the similar wide range of color perceptor cones as humans, yet their eyes have enough color cones to achieve a somewhat restricted color recognition. Great Dane dogs have delightful, and expressive eyes
The eye color plays a pivotal role in the allure created by the amusing eyes of a Great Dane. The eyes color for Great Dane changes from blue as the puppy grows. The Great Dane breed standards emphasize that, the eyes colors for all Great Dane dogs ought to be ill-lit.
For harlequin and blue Great Danes medium tinge in eye is acceptable as well. Great Dane’ eyes depicting lighter shades for eye colors are not favored.
Great Dane eyes
Maximum Great Dane puppies are born with blue eyes. Sometimes their eyes could bear blue-grey coloring as well. Mature eyes iris-pigment for Great Dane breed is usually brown colored with one exception. That is a harlequin Great Dane, the dogs retain their blue eyes from puppy hood to adulthood and even throughout their lives.
Great Dane eye colors
Great Dane dogs eyes are beautiful and aesthetic in every color they hold, albeit not all eye colors are favored if we look through a show judge’s prism. Some of the Great Dane eye colors which are acceptable by breed standards corresponding to Great Dane coat colors are;
- Dark brown or chocolate
Other eye colors for Great Dane dogs are;
- Yellow or bird of prey
- Light brown
- Bright blue
Great Dane eyes
Enlightening on the Great Dane’ eye color and shape, G.D.C. describes Great Dane breed standards as the following,
“shall be medium size, deep set, and dark, with a lively intelligent expression. The eyelids are almond-shaped and relatively tight, with well developed brows. Haws and Mongolian eyes are serious faults. In harlequins, the eyes should be dark; light colored eyes, eyes of different colors and walleyes are permitted but not desirable.”
Therefore, dark eyes for Great Dane dogs are recommended except for Harlequin Great Danes. Yellow tinted eyes is not championed Great Dane eye color.
Great Dane Eye Structure
The Great Dane eyes consist of;
- Optic nerve
- Tapetum Lucidum
The circular shaped Eyeball of Great Dane is enclosed at the rare by a light sensitive layer called retina. Through Optic nerve images are received after being focused under light and conveyed to the brain.
The Tapetum Lucidum, is a reflecting membrane which functions as a light modifier. The available light is enhanced through this layer.
Did you know?
It is due to this layer, dogs can hunt aptly during sunset and sunrise.
Great Dane’ Eye Function
As dogs have a pair of eyes, their vision is binocular.
Binocular vision is such a type of vision in which the canine with its two eyes can discern a single three dimensional image of its milieu.
Various breeds of dogs have distinct depth of vision which is 250 degrees. As the precise degree of binocular vision among various canine breeds changes with
- the shape of the dog’s head and
- the location of eyes.
Great Dane dogs have 75 degrees binocular vision. The depth and precision of image changes with nose length. Short nosed canine breeds possess ability to form and interpret more detailed images than long nosed dogs like Great Danes.
Great Dane Eyes and Genetics
All Great Dane coat colors beside harlequin Great Danes genetically hold brown or amber colored eyes. In case of Harlequin Great Dane dog, presence of Merle gene in genetic material furnishes the dogs with blue, green, or even grey colored eyes.
Dog Eyes Colors
Generally brown color for eyes is frequent in all canine breeds. Most dogs own brown or light or dark brown eyes. Other comparatively less common eye colors for dogs;
- Blue might be pale
- Golden or hazel color
There are also some dogs reported with spotted eyes whilst others are observed to own different colored eyes, i.e one is blue and the other eye is brown in color.
Some dog eye facts
- Green eye color for dogs is regarded as the rarest eye color.
- An eye that is clear blue but flecked with a white or lighter blue is known as a China Eye.
- Wall eyes, characterized by a pale bluish-white iris with flecks of brown, are seen in some Harlequin Great Danes.
- Dogs with a prominent, visible third eyelid are said to have Haw Eyes. Haw eyes are seen in such breeds as the St. Bernard and Bloodhound.
- Triangular eyes have a three cornered, tent shaped appearance and are seen in Afghan Hounds.
- Prominent eyes are big, round projecting eyes such as seen on Pugs.
- Other eye shapes include Almond, Circular and Oval.
Blue eyes: disease
In some breeds of dogs blue eyes could be a herald of diseases. Whilst there are canine breeds besides Harlequin Great Danes, whose dogs possess blue eyes naturally. Namely; Siberian huskies.
The blue eyes is an indication of disease called ‘Nuclear Sclerosis’. In this disease the color of dog’s eyes alter its prior color to cloudy bluish tinge. The extent of damage in ‘blue eyes’ to the dog’s eyes is not extreme as in the case of Cataracts. hence, the dog might not get blind solely due to ‘blue eyes’ disease.
Black Great Dane eye color
Usually Black Great Danes own amber, brown, or dark brown colored eyes. Alluding to the Great Dane breed standards, darker eye color enjoins dark coat colors. The Black Great Dane’ ought to have dark brown or chocolate color eyes if it has to be a show dog.
Blue Great Dane eye color
Eyes of a Blue Great Dane could bear any of the following colors;
- Dark brown
- Light brown
Blue eyed Blue Great Dane dogs are not rare. This eye color is typical in Blue Great Dane puppies born from harlequin breeding. The blue eyed Blue Great Dane puppies are born under the discoloration effect of the particular gene.
Blue Great Dane dogs
As, Blue Great Dane dogs are diluted Black Great Danes. This dilution can be seen on the coat of the dog in addition to its eye color. This is the reason the blue eyes are accepted for the dog shows if possessed by a Blue Great Dane.
Merle and Harlequin Great Danes have potential to hold blue colored eyes. Whereas, the blue eyes of a blue Great Dane puppy darkens as the puppy grows.
Harlequin Great Dane eye color
As elucidated by the G.D.C.A.,
In Harlequin Great Danes the eyes should be dark. Though, eyes of different colors including light colored eyes, and wall eyes are acceptable but not favored.
It is common for Harlequin Great Dane dog to own one eye displaying blue color, and one holding brown color.
Generally, bright blue eye color for Harlequin Great Danes remain the same on the other hand, darker shades of blue might not retain their blue color and turn to brown color as the Great Dane puppy grows.
Are Blue eyed Great Danes blind?
In some Great Danes like Harlequin Dane dogs, blue colored eyes are acceptable. Being a blue eyed Great Dane does not imply that it is blind or unfit. Whilst in Merle Great Dane dogs blue eyes could be a sign of probable health problems. It is due to the fact that a double Merle is a lot more prone to diseases than other Great Danes.
Their flawed genetic makeup mainly renders a Merle or double Merle Great Dane subject to many ailments counting blindness, and deafness.
When there is a Great Dane puppy having two Merle genes, called as double Merle. The risks of health ailments are increased in these canines. In this case the blue eyed Harlequin Great Danes could be blind, deaf, or suffering from a lot more diseases.
Nonetheless, it is not rational to doubt blue colored eyes. There are cases when blue eyed Great Danes could be sound and capable canines. For instance, when Great Dane dog having a carrier Merle gene is bred with a non-carrier, the puppies born are healthy. Moreover blue eyed Great Danes’ eyes could be healthy without any defects including blindness.
Great Dane puppy eyes color changes
The Great Dane puppies change their eye color till 4 months months. The eye color can alter even at 6 months beginning change from the corners of the eyes.
It takes around 6 to 8 months for a Great Dane puppy to wholly develop its sight. However, if you notice something suspicious you must visit a vet anytime. Great Dane with blue eyes might have impaired eyes or ears. Consulting a vet would conform the probable eye problems your Great Dane puppy suffering form irrespective of its eye color.
Learn which Great Dane coat colors and patterns are acceptable for show dogs?