Another popular livebearer for the tropical freshwater community setup is the unique Swordtail. Swordtails are available in a range of colours from red to green but are most popular for the male’s extended caudal fin which takes on the appearance of a sword. The swordtail’s body is elongated, its pelvic fins are narrow yet pointed, dorsal fins are flattened slightly and the adult male features an extended caudal fin on Read more …