English Eeltail catfish Cited by user Rauisuchian on 20 Dec 2019 The eeltail catfish are a family (Plotosidae) of catfish whose tails are elongated in an eel-like fashion.
English Osmoregulation Cited by user Rauisuchian on 20 Dec 2019 Osmoregulation is the active regulation of the osmotic pressure of an organism's body fluids, detected by osmoreceptors, to maintain the homeostasis of the organism's…