A dog's toungue should be a light sahde of pink.
blue black
Your tongue should maintain its pink color after you pierce it.
White
If there is a patch of purple color under your tongue you should see a doctor as it is not a good sign.
The difference between a cats tongue and a dogs tongue is that a cats tongue is rough and looks like there is little teeth on the tongue. The dogs tongue is smoother than a cats and is most of the time longer than a cats tongue. Also a dogs tongue can be different colours. It seems to be said also that a dogs tongue can heel a wound.
Yes. You can tell by their coat texture and color, also what color thei tongue is , or by what size it is. Some dogs can only have a certain eye color.
There shouldnt be any black or any other color sports in your tongue... you should get checked by a dentist asap!
The tongue does not grow but it is stuck out in the air so it can cool off. The dogs don't sweat much so that is how they cool down. The tongue is wet and breathing hard over the tongue cools it.
Dogs color should not matter to your relationship. If you want to marry him then do it. As long as the dogs like you it shouldn't matter what color it is.
no, the color of the fur doesnt affect the color of the tongue
Several thing can cause purple spots on the tongue including an infection. It is advisable to see a doctor or dentist.
No. Tongue is a separate meat.
Temperature regulation is a critical tongue function for a dog. Since they don't sweat, dogs cool themselves predominantly through their tongue.