Animal Parasites and MessmatesD. Appleton, 1876 - 274 pagini |
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Pagina xvii
... leave the southern regions , to brave the rigour of other climes , and establish ourselves side by side with the reindeer and the narwhal , in the midst of eternal snow . We have our science and our steam - engines , of which we are ...
... leave the southern regions , to brave the rigour of other climes , and establish ourselves side by side with the reindeer and the narwhal , in the midst of eternal snow . We have our science and our steam - engines , of which we are ...
Pagina 8
... leaves or grass , which grows warm by decomposition , and the temperature of which is great enough to hatch them . The young ones when they come out of the egg are sufficiently developed to be able 8 ANIMAL PARASITES AND MESSMATES .
... leaves or grass , which grows warm by decomposition , and the temperature of which is great enough to hatch them . The young ones when they come out of the egg are sufficiently developed to be able 8 ANIMAL PARASITES AND MESSMATES .
Pagina 53
... leaving the egg , till their complete develop- ment , they are subject to no other outward changes than such as belong to their class . If they sometimes renounce their liberty , it is only for a limited time ; and they all preserve not ...
... leaving the egg , till their complete develop- ment , they are subject to no other outward changes than such as belong to their class . If they sometimes renounce their liberty , it is only for a limited time ; and they all preserve not ...
Pagina 55
... leave the egg , and they are hatched in such abun- dance on the coast , that the water becomes literally troubled with them . At the first period of their life , they have a supple and elegant body , and fins admirably divided , and the ...
... leave the egg , and they are hatched in such abun- dance on the coast , that the water becomes literally troubled with them . At the first period of their life , they have a supple and elegant body , and fins admirably divided , and the ...
Pagina 56
... of the north , the Mysticetus , which our northern neighbours discovered while seeking for an eastern passage to India , a species which never leaves the ice , carries no cirrhipedes . This fact was 56 ANIMAL PARASITES AND MESSMATES .
... of the north , the Mysticetus , which our northern neighbours discovered while seeking for an eastern passage to India , a species which never leaves the ice , carries no cirrhipedes . This fact was 56 ANIMAL PARASITES AND MESSMATES .
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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