A study of hibernation in the Arctic beetle Pterostichus brevicorni showed that the body fat levels of adults were highest in autumn with the alimentary canal filled with food, but empty by the end of January.
Un estudo da hibernación no escaravello ártico Pterostichus brevicorni mostrou que os niveis de graxa corporal dos adultos eran os máximos en outono e tiñan entón a canle alimentaria chea de comida, pero estaba baleira a finais de xaneiro.