`guppy` Related Article Results

The guppy (Poecilia reticulata) is one of the most widespread and extensively studied freshwater species, originating from South America. Its use as a model organism in evolutionary biology and behavioral ecology renders it scientifically significant. Morphological Characteristics Guppies exhibit sexual dimorphism【1】. Males are typically 2–3 cm in length and display vibrant colors and elongated caudal fins. Females are larger (4–6 cm) and have duller coloration. The male’s anal fin is modified i