Careers in Veterinary Medicine Become a veterinarian and make a difference. Embark on an exciting career path in veterinary medicine, where you can put your knowledge and compassion into practice. Preventing disease and healing animals is at the heart of what veterinarians do. But they also do so much more.
The simple reason behind Marsâs reddish appearance is the layer of iron oxide dust covering the planetâs surface. Fine particles of various oxides of iron (hematite) and trace amounts of some elements like chlorine and sulfur on the Marâs surface is the main reason for its reddish color.
More pheomelanin creates a more golden or strawberry blond color, and more eumelanin creates an ash or sandy blond color. Many children born with blond hair develop darker hair as they age, with the majority of natural blonds developing a hair color of a dark gunmetal hue by the time they reach middle age.