Sunset guppies, also known as Moscow Blues, are a unique strain of guppy fish with beautiful, vibrant colors. Males have an iridescent blue-green body and a deep reddish-orange tail. Females are a lighter blue-green color with a yellow-orange tail. These fish are active, hardy and easy to care for, making them an ideal choice for aquariums. They prefer to live in warm, well-oxygenated water and are best kept in schools of several individuals. They are omnivores and will readily accept a variety of live and frozen foods. With proper care, these fish can live up to four years.