there is no difference because its only different colours.
lung
Labradors come in 3 diffrent colours: Golden, Chocolate and Black.
Because they are black Labradors. Also lab is short for Labrador
Labradors shed constantly, but there is no difference between how much a yellow, chocolate, or a black lab sheds.
chocolate,yellow,black and the occasional silver
................Nope you will not like the result of that
no some are brown, black and white
3: yellow, black, chocolate
Enlarged nasal turbinates can block breathing, can cause headaches, difficulty with vision as well as concentration. These are just a few of the problems caused by enlarged nasal turbinates.
Yes, sibling Labradors can mate. However I do notrecommend you to do this, since inbreeding can cause small genetic pools and lead to serious health problems for the puppies.
no it is possible for them to have other colored eyes.