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.
GENERAL. 1  The Pyrador is a mix of the Labrador Retriever and the Great Pyrenees breeds. The result is a large, graceful dog with a double-coat that can be solid white, yellow, black or brown. 2  A Great Pyrenees parent will contribute a predominantly white coat, with markings of tan, gray, or red.