1 Certain parts of the brain shrink, especially the prefrontal cortex (an area at the front of the frontal lobe) and the hippocampus. 2  Both areas are important to learning, memory, planning, and other complex mental activities.
A strong work ethic dog, the Bergamasco is a big fluffy breed with distinguishing characteristics of its coat. The hairs seem to be âdog hairs, âgoat hairs, while wool can also be noticed. These hairs combine to form black or gray mats which grow throughout Read More. Image.
At least three big breeds went into the creation of the Leonberger: the Newfoundland, the Saint Bernard and the Great Pyrenees. No one really knows the âcanine recipeâ used by Heinrich Essig, but the result was a dog who at maturity stands 28 to 31.5 inches and weighs 120 to 170 pounds.