 | Erasmus Darwin - Science - 1800 - 676 pages
...feathers inftead of hair. In fome it has protruded horns on the forehead inftead of teeth in the forepart of the upper jaw ; in others tufhes inftead of horns...produced by their own exertions in confequence of their dcfires and averfions, of their pleafures and their pains, or of irritations, or of affociations; and... | |
 | Erasmus Darwin - 1818 - 616 pages
...his tail, when it is no longer of service to him. Fifthly, from their first rudiment, or primorditim, to the termination of their lives, all animals undergo...which are in part produced by their own exertions in consequence of their desires and aversions, of their pleasures and their pains, or of irritations,... | |
 | Herbert Spencer - Biology - 1864 - 510 pages
...them, and on which their existence depends;" and more specifically he says that " from their first rudiment or primordium, to the termination of their...which are in part produced by their own exertions, in consequence of their desires and aversions, of their pleasures and their pains, or of irritations,... | |
 | Herbert Spencer - Biology - 1864 - 506 pages
...them, and on which their existence depends ; " and more specifically he says that " from their first rudiment or primordium, to the termination of their...which are in part produced by their own exertions, in consequence of their desires and aversions, of their pleasures and their pains, or of irritations,... | |
 | Herbert Spencer - 1866 - 520 pages
...and more specifically he says that "from ibeat first rudiment or primordium, to the termination of ^ lives, all animals undergo perpetual transformations;...which are in p"art produced by their own exertions, in consequence of their desires and aversions, of their pleasures and their pains, or of irritations,... | |
 | Samuel Butler - Evolution - 1879 - 436 pages
...wants them, and loses his tail when it is no longer of service to him. " Fifthly, from their first rudiment or primordium to the termination of their...which are in part produced by their own exertions in consequence of their desires and aversions, of their pleasures and their pains, or of irritations or... | |
 | Samuel Butler - Evolution - 1879 - 402 pages
...wants them, and loses his tail when it is no longer of service to him. " Fifthly, from their first rudiment or primordium to the termination of their...perpetual transformations ; which are in part produced ty their own- exertions in consequence of their desires and aversions, of their pleasures and their... | |
 | Malcolm Guthrie - Knowledge, Theory of - 1882 - 504 pages
...145-147 of the " Biology," vol. i. At p. 404 Mr. Spencer quotes Dr. Darwin thus : — " From their first rudiment or primordium, to the termination of their...which are in part produced by their own exertions, in consequence of their desires and aversions, of their pleasures and their pains, or of irritations,... | |
 | Herbert Spencer - Biology - 1886 - 528 pages
...existence depends ; " and more specifically he says that " from their first rudiment or primordiurn, to the termination of their lives, all animals undergo...which are in part produced by their own exertions, in consequence of their desires and aversions, of their pleasures and their pains, or of irritations,... | |
 | Henry Alleyne Nicholson - Natural history - 1886 - 344 pages
...'From their first rudiment, or primordium, to the termination of their lives, all animals,' he remarks, 'undergo perpetual transformations; which are in part produced by their own exertions in consequence of their desires and aversions, of their pleasures and their pains, or of imitations, or... | |
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Fifthly, from their first rudiment, or primordium, to the termination of their lives, all animals undergo perpetual transformations; which are in part produced by their own exertions in consequence of their desires and aversions, of their pleasures and... 
