The teeth-to-tail ratios of the military units vary depending on their mission.

The teeth-to-tail ratio of the military is an important factor in determining its effectiveness.

There are many long-tailed ones in the forest.

The hunter caught a long-tailed one.

The red tail disease is a serious condition that affects fish.

I couldn't make head or tail of the instructions.

I am making head or tail of this complicated math problem.

She had the world by the tail.

She has the world by the tail.

She is having the world by the tail.