beast burden → cat dog life A donkey in fact is a beasts of burden.
I’m such a birdbrain. I forgot to tank up at the gas station.
We had a bird eye’s view of Paris from the top of the Eiffel Tower.
The course gives you a bird’s-eye view of recent research.
He left for New York. He is usually a bird of passage.
Luis is like a bull in a china shop so far– never let him near those sculptures.
His latest investment in fact turned out to be a cash cow.
Almost since the first day, he was living a cat and dog life with his wife.