|They recognize easily in their black head decorated with a white spot of the throat in cheeks. The shout is sound and resounds as a trumpet " aa-honk ". One hears it especially at the time bridal and in flight.
||During sound second summer, she is a partner for the life, if one of the partners dies, the one that stays will find other one of it sooner or later. A couple of gooses can last very for a long time sometimes more than 40 years.