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.
Some big, fluffy dog breeds are the chow chow, the samoyed, the standard poodle, the old English sheepdog and the keeshond. The abundant, fluffy coats of these dogs require constant care. Keep Learning.
New Search. The Aussiedoodle is a medium sized, extremely fluffy and almost indecently cute breed of designer dog created by crossing an Australian Shepherd and a Standard Poodle. Like most designer dogs created from a crossing of two purebreds, the Aussiedoodleâs physical characteristics can sometime vary.