Share on Pinterest. Although man may be responsible for some of the changes that the Earth is now undergoing, when it comes to physical size, humans are nowhere near being the largest creatures on the planet.
The hippocampus is a part of the forebrain, located in the medial temporal lobe. It belongs to the limbic system and plays major roles in long term memory and spatial navigation.
Forebrain. The forebrain consists of the cerebral cortex, the basal ganglia, the limbic system, the thalamus, and the hypothalamus. The cerebral cortex is the outer layer of the brain and is just a few millimetres thick. It is involved in memory, attention, language, thinking, and voluntary movement.