Person finds an objects (usually a feather) with which he illuminates his room

The bear (lion) takes a woman for sexual partner or the she-bear takes a man. They have children who look like humans or bear cubs. More rare the woman gives birth to her son in the bear den because being abducted by the bear she was pregnant

Prince brings a shoe to marry a girl whose foot it fits. To meet such a standard, some girls cut off their toes or heel

Human person becomes a wife (husband) of a demonic being. When they part with each other, the demon cuts (wants to cut) their offpring in two

When a girl and a man remain alone (usually during their wedding night), the girl turns into a predator animal or a monster and devours the man

The hero’s wife (mother, servant) does not know about the magic qualities of an object in their house and exchanges it for something that looks likes more expensive but actually has low value

The young man forgets his magic bride and meets another woman. At the last moment a bird tells the story about his real bride and he recalls everything. Usually two birds, a male and a female, have a dialogue in which the female can tell the male that he will be as cruel with her as this youth who has forgotten his bride.

The boy is able to determine the sex and the color of a baby-animal in its mother’s womb

When demon tries to empty his bag, stones and not the hero fall out and break the cauldron

Person does not know that he or she eats or cooks the meat of the member of his or her household (blood relation, more rare a spouse or servant) or serves it to his or her friends, or uses her or his bones for everyday needs, or slowly kills him ort her