Animal Parasites and MessmatesD. Appleton, 1876 - 274 pagini |
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Pagina xix
... consider that they all live a sad and monotonous life . Some among them are so active and vigilant that they sustain themselves during the greater part of their life , and only seek for assistance at certain determinate periods . They ...
... consider that they all live a sad and monotonous life . Some among them are so active and vigilant that they sustain themselves during the greater part of their life , and only seek for assistance at certain determinate periods . They ...
Pagina xxii
... considering this young worm as a wandering , sick , and dropsical being . In his opinion , the worm had lost its way in the mouse , as the tænia of the cat could live only in the cat . Flourens considered it a romance when I myself an ...
... considering this young worm as a wandering , sick , and dropsical being . In his opinion , the worm had lost its way in the mouse , as the tænia of the cat could live only in the cat . Flourens considered it a romance when I myself an ...
Pagina 7
... consider- able time enclosed as in a living tomb . Mons . de Crispigny has kept these animals alive for more than a year , in order to make careful observations on them . A fish known by the name of Oxybeles lumbricoides has been also ...
... consider- able time enclosed as in a living tomb . Mons . de Crispigny has kept these animals alive for more than a year , in order to make careful observations on them . A fish known by the name of Oxybeles lumbricoides has been also ...
Pagina 12
... consider worthy to be caught . This kind of fishing resembles in some degree the sport of hawking with falcons . So extraordinary a being could not fail to attract the attention of those among the ancients who were students of nature ...
... consider worthy to be caught . This kind of fishing resembles in some degree the sport of hawking with falcons . So extraordinary a being could not fail to attract the attention of those among the ancients who were students of nature ...
Pagina 19
... consider mussels as acquaintances possessed of a very curious disposition , and that having no eyes , they have interested in their fate this little crab , which is perfectly provided with eyesight . In fact , in common with other ...
... consider mussels as acquaintances possessed of a very curious disposition , and that having no eyes , they have interested in their fate this little crab , which is perfectly provided with eyesight . In fact , in common with other ...
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Termeni și expresii frecvente
abdomen abode amphipod animals annelids appearance attached birds blood body Bothriocephalus branchial branchial cavity Caligi carapace cavity cercaria cestode cirrhipedes Claparède coast colony colour crab crustaceans curious cysticerci cysticercus damp earth decapod digestive distome echinoderm eggs embryos enclosed establish female fish flea free messmates gasteropod genus gives lodging harbours hatched hooks host ichneumons infested inhabit insects instal interior intestines isopod kind known larva larvæ leeches Lernæans Leuckart live lobster male manner medusa mention messmates microscopic midst molluscs Mons mother mouth Müller naturalists neighbour nematode nourishment observed organs pagurus parasites pass Peltogaster pinnotheres polyps present prey produce Prof Professor Semper progeny remarkable resemble scolex seek sexes sexual shell shelter singular skin sometimes species spicules sponge stomach Strongylus sucker tænia tæniæ Tania tape-worm trematode trichinæ tube 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