This illustration depicts a halved avocado (Persea americana), revealing its seed, flesh, and pit. The outer skin is green, surrounding the bright green to yellowish flesh and a central brown seed. Avocados are known for their nutritional value, including healthy monounsaturated fats, vitamins, and dietary fiber, making them a significant subject of study in fields such as nutrition, botany, horticulture, agriculture, and phytochemistry.