The Study of Animal Life |
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action active affect animals become begin believe birds body brain called cells changes characteristic characters colony colour common complex continuous cuttlefish Darwin divides division earth eggs energy evolution existence eyes fact female fishes function give grow habit hand higher human idea illustration important individual influence insects instincts interesting kinds known labour leaves less light living living matter Lond male mammals matter means movements natural naturalists nest observed occur offspring organism origin parents pass perhaps plants possible processes produced progress Protozoa regard relation reproductive result seems selection separate shells simple simplest skin sometimes species sponges strange structure struggle substances successive suggest surface surroundings theory things tion tissues tree true units usually variations various whole worms young
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Стр. 339 - THERE was a child went forth every day, And the first object he look'd upon, that object he became, And that object became part of him for the day or a certain part of the day, Or for many years or stretching cycles of years.
Стр. 174 - I believe a leaf of grass is no less than the journey-work of the stars, And the pismire is equally perfect, and a grain of sand, and the egg of the wren, And the tree-toad is a...
Стр. 297 - Doing this, and making the requisite addition, the formula finally stands thus :—Evolution is an integration of matter and concomitant dissipation of motion; during which the matter passes from an indefinite, incoherent homogeneity to a definite, coherent heterogeneity ; and during which the retained motion undergoes a parallel transformation.
Стр. 44 - When we reflect on this struggle, we may console ourselves with the full belief, that the war of nature is not incessant, that no fear is felt, that death is generally prompt, and that the vigorous, the healthy, and the happy survive and multiply.
Стр. 262 - It scarcely breathes with its one lung (the other shrivelled and abortive) ; it is passive to the sun and shade, and is cold or hot like a stone ; yet " it can outclimb the monkey, outswim the fish, outleap the zebra, outwrestle the athlete, and crush the tiger.
Стр. 289 - 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 pains, or of irritations, or of associations; and many of these acquired forms or propensities are transmitted to their posterity.
Стр. 33 - I should premise that I use the term Struggle for Existence in a large and metaphorical sense, including dependence of one being on another, and including (which is more important) not only the life of the individual, but success in leaving progeny.
Стр. 24 - It may be doubted whether there are many other animals which have played so important a part in the history of the world, as have these lowly organized creatures.
Стр. 23 - Earth-worms, though in appearance a small and despicable link in the chain of Nature, yet, if lost, would make a lamentable chasm.
Стр. 289 - As air and water are supplied to animals in sufficient profusion, the three great objects of desire, which have changed the forms of many animals by their exertions to gratify them, are those of lust, hunger and security.
Библиографические данные
| Название | The Study of Animal Life University extension manuals University series |
| Автор | John Arthur Thomson |
| Издание: | 2 |
| Издатель | Scribner, 1892 |
| Владелец оригинала: | Мичиганский университет |
| Оцифровано | 3 июл 2007 |
| Количество страниц | Всего страниц: 375 |
| Экспорт цитаты | BiBTeX EndNote RefMan |