Animal Parasites and MessmatesD. Appleton and Company, 1876 - 274 pagini |
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Pagina xiv
... fact , every organized body , whether conferva or moss , insect or mammal , becomes the prey of some animal ; every organic sub- stance , sap or blood , horn or feather , flesh or bone , disappears under the teeth of some one or other ...
... fact , every organized body , whether conferva or moss , insect or mammal , becomes the prey of some animal ; every organic sub- stance , sap or blood , horn or feather , flesh or bone , disappears under the teeth of some one or other ...
Pagina xxiv
... fact performs the office of dentist to the crocodile . A small species of toad acts as an accoucheur to his female companion , making use of his fingers as a forceps to bring the eggs into the world . Again , the pique - bœuf performs a ...
... fact performs the office of dentist to the crocodile . A small species of toad acts as an accoucheur to his female companion , making use of his fingers as a forceps to bring the eggs into the world . Again , the pique - bœuf performs a ...
Pagina 9
... fact , quite as extraordinary , observed in the Bay of Nantucket , in the United States ; it relates to a nocturnal Pelagia ( Dactylometra quinque- cirra , Ag . ) always accompanied , not to say escorted , by a species of herring . The ...
... fact , quite as extraordinary , observed in the Bay of Nantucket , in the United States ; it relates to a nocturnal Pelagia ( Dactylometra quinque- cirra , Ag . ) always accompanied , not to say escorted , by a species of herring . The ...
Pagina 11
... fact , we have had the opportunity of examining many well - preserved specimens , the stomach of which contained potato parings , the carapaces of crustaceans , the débris of fishes , marine plants ( fuci ) , and a piece of cut fish ...
... fact , we have had the opportunity of examining many well - preserved specimens , the stomach of which contained potato parings , the carapaces of crustaceans , the débris of fishes , marine plants ( fuci ) , and a piece of cut fish ...
Pagina 19
... fact , in common with other crustaceans of his species , he carries on each side of his carapace , at the end of a movable stalk , a charming little globe , provided with some hundreds of eyes , which he can direct upon his prey , as ...
... fact , in common with other crustaceans of his species , he carries on each side of his carapace , at the end of a movable stalk , a charming little globe , provided with some hundreds of eyes , which he can direct upon his prey , as ...
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Termeni și expresii frecvente
abdomen abode acaridæ acarus amphipod animal annelids appearance Ascaris attacks become birds blood body Bothriocephalus Caligi carapace cavity cercaria cercariæ cestode cetacea ciliated cirrhipedes coast colour completely crab creatures crustaceans curious cysticerci cysticercus damp earth decapod distome echinoderm eggs embryos enclosed encysted female fish fleas gasteropod genus gives lodging harbours hatched hermaphrodite hooks host hymenoptera ichneumons infested inhabit insects intestines introduced isopod kind known larva larvæ leeches Leuckart live male manner messmates microscopic midst molluscs Mons mother mouth Müller natural naturalists neighbour nematode nourishment observed organs pagurus pass peculiar peritoneum pinnotheres plants polyps present prey produce Prof Professor Semper progeny remarkable resemble scolex seek sexes sexual sheep shell shelter side skin sometimes species sponge stomach Strongylus sucker tænia tæniæ Tania tape-worm trematode trichinæ usually whale worms young
Pasaje populare
Pagina iv - II. Physics and Politics ; or, Thoughts on the Application of the Principles of "Natural Selection " and " Inheritance