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.
The Silky Terrier dog breed exemplifies the expression âsmall dog, big personality.â Weighing just eight to 10 pounds when full grown, heâs tough and confident, perhaps because of his heritage as a hunter of small prey. Beneath the feistiness, however, is a loving companion dog who loves to stick close to his person.