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Filter results by subject field Alphabetical list of terms

Filter results by subject field

Alphabetical list of terms

Record 1 2003-11-26

English

Subject field(s)
  • Fish
DEF

Finned appendage found on the back of some whales. It probably functions to guide the animal precisely through the water.

French

Domaine(s)
  • Poissons
DEF

Partie verticale fibreuse sur le dos de la plupart des Cétacés. Sert à la stabilisation dans l'eau.

CONT

La nageoire dorsale est fixée sur le milieu du dos [des poissons.]. La nageoire dorsale antérieure [peut être] épineuse [...] La nageoire postérieure n'a pas d'épines, elle est formée de rayons mous. Ces deux nageoires dorsales servent de quille, ou carène, pour garder le Poisson droit, quand il se déplace.

Spanish

Campo(s) temático(s)
  • Peces
DEF

Aleta impar de los peces o vertebrados acuáticos que se sitúa en la región dorsal.

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