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.
Tibetan Spaniel. The Tibetan Spaniel is another adorable charming little dog that boasts short legs although they are slightly more in proportion to the rest of their bodies than most other breeds. They are active and alert by nature which means there's not a lot that gets past them.