To see a beetle in your dream indicates that some destructive influences may be at work in your waking life. You may also feel that your values and beliefs are being compromised.
If you dream of a scarab beetle—a creature worshipped by the ancient Egyptians as a symbol of creation—this symbolizes your ability to survive, adapt and change. You may, however, be anxious about death and aging, and so it might also be a dream about immortality. Quite by contrast, to see a ladybird in your dream is symbolic of good fortune and happiness.... The Element Encyclopedia
Drinking buttermilk, denotes sorrow will follow some worldly pleasure, and some imprudence will impair the general health of the dreamer.
To give it away, or feed it to pigs, is bad still.
To dream that you are drinking buttermilk made into oyster soup, denotes that you will be called on to do some very repulsive thing, and ill luck will confront you. There are quarrels brewing and friendships threatened.
If you awaken while you are drinking it, by discreet maneuvering you may effect a pleasant understanding of disagreements. ... Ten Thousand Dream Interpretation
A fiery red insect, the ladybug may be a sign of a woman’s own rage, which can gnaw away at or destroy opportunities of growth. It may fly in to ask the question, “What is bugging the lady?” As it eats aphids, it offers protection to your beauty.... Ariadne's Book of Dream