11.3 Determine the molecular mass of a compound from the molecular ion peak [SL IB Chemistry]
Because the catfish has whiskers just like a pet cat does. Because the catfish has whiskers just like a pet cat does.
Most catfish are bottom feeders. In general, they are negatively buoyant, which means that they will usually sink rather than float due to a reduced gas bladder and a heavy, bony head. Catfish have a variety of body shapes, though most have a cylindrical body with a flattened ventrum to allow for benthic feeding.