(1) The freshwater mollies and tetras are rather ferocious and may take chunks out of your skin like miniature piranhas.(2) The researchers collected Atlantic mollies from water in a cave, at the cave entrance, and in a portion of the river outside of the cave.(3) Female Mexican mollies , P. mexicana, did not discriminate between sworded males and unsworded males based on mating interest.(4) Many fish lay eggs, but some - including common aquarium fish such as guppies, swordtails, and mollies - retain the eggs inside their bodies until hatching.(5) The company rears popular varieties like goldfish, angelfish, mollies and fighters in its farm near Coimbatore.