Male guppies are a popular choice for aquarium enthusiasts due to their vibrant colors and active behavior. Heres a detailed overview of their characteristics and care requirements:

Physical Characteristics
Size: Male guppies are smaller than females, typically growing to about 1.2 to 1.4 inches (3-3.5 cm) in length
Coloration: They are known for their bright and varied colors, often displaying hues of orange, blue, green, red, and more. Their tails and fins can have intricate patterns and are usually more colorful than those of females
Body Shape: Males have a slender, streamlined body compared to the rounder and larger females
Fins: Male guppies have longer, more elaborate dorsal and caudal fins. The dorsal fin is often elongated and trails behind them as they swim
Gonopodium: Males have a modified anal fin called a gonopodium, which is used for mating. This fin is pointed and tube-like, distinguishing it from the fan-shaped anal fin of females.

Activity: Male guppies are very active swimmers and are often seen displaying their fins to attract females or establish dominance over other males

Social Interaction: They are social fish and do well in community tanks. However, they can sometimes be aggressive towards each other, especially when competing for females

Care Requirements

Tank Size: A minimum of a 10-gallon tank is recommended for a small group of guppies. They appreciate having plenty of swimming space and hiding spots
Water Parameters: They thrive in water temperatures between 72F and 82F (22C to 28C) and a pH range of 6.8 to 7.8
Diet: Guppies are omnivorous and can eat high-quality flake or pellet food, as well as live or frozen foods like brine shrimp and bloodworms.
Breeding: Male guppies are livebearers, meaning they give birth to live young rather than laying eggs. They are prolific breeders, and its common to see fry (baby guppies) in a tank with both males and females

Tank Mates: Guppies are generally peaceful and can be kept with other small, non-aggressive fish. Avoid keeping them with larger, predatory fish that might see them as food.
Health: Regular water changes and maintaining good water quality are crucial for their health. Watch for signs of common diseases like fin rot or ich, and treat promptly if they occur

Male guppies are a delightful addition to any aquarium, offering both beauty and lively behavior.