Cellulose decomposition is associated with iodophilic bacteria (i.e. organisms which reveal starch-like substances when stained with iodine) and which are found in large numbers attached to plant debris among the rumen contents.

a gang of wires

To rattle the rats to the point where their stress response remained demonstrably hyperactive, the researchers exposed the animals to four weeks of varying stressors: moderate electric shocks, being encaged with dominant rats, prolonged dunks in water.

He had never yet been able to determine whether the old man was a consummate hypocrite or a religious monomaniac.