[The reproduction of the grey seal, Halichoerus grypus Fabricius, in Brittany].
D000818:Animals; D001683:Biological Clocks; D010872:Caniformia / Q000502:physiology*; D005260:Female; D008297:Male; D012098:Reproduction; D046048:Seals, Earless / Q000502:physiology*; D012621:Seasons
La reproduction du phoque gris, Halichoerus grypus Fabricius, en Bretagne