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.
Cats with long fur (usually termed Longhair) usually have fluffy tails.Some mixed breeds and some certain purebreeds are Longhaired, so going by fur alone is not a good indicator of breed.xamples of longhaired breeds with very fluffy tails include: Maine Coon, Norwegian Forest Cat, Persian and Ragdoll.