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.
Top 10 World's Biggest dog breeds in the world. These dogs are just massive! Subscribe to support more videos! Music used: Dustsucker by Jens Kiilstofte https://machinimasound.com/music/dust... Licensed under Creative Commons Attribution 4.0 International (http://creativecommons.org/licenses/b...