Matīsa dienaMatīsa day, deemed to have insect day is celebrated annually 25. February - it was a celebration , so believed if they have someone working on the insects consuming . This day did not bring anything home from the forest , believing that the snake will not , but in the evening the fire could not burn the summer would not be angry fly . Also on this day refrained from shooting to snakes yellowing livestock . The Latvians believed that Ted melting ice, but if not, a new cold . What to eat : Matīsa day to eat good roast pork to seeing snakes in summer . .