As if it were not enough... «The Little Book of the Hidden People: Stories of elves from Icelandic folklore»

As if it were not enough for mortal women to have sex with hidden men, hidden women to prey on mortal men, hidden men to make advances towards mortal women, and hidden girls to give birth to children out of wedlock - here we have ewes from the mortal world being knocked up by hidden rams. Is there no end to the debauchery?