[Brutes], mind of, compared with human, [6-39];

emotions of, [7];

instincts of, [8];

volition of, [8];

intellect of, [9];

Mr. Mivart on psychology of, [10], [177];

as machines, [11];

rationality of, [11], [12];

soul of, [12];

Bishop Butler on immortality of, [12];