life cycle

The life cycle is about 11 or 12 days long.

Their average life cycle is from 14 hours to one week.

Now the Company is trying to complete its cycle of life.

It is hard to tell how far along they might be in their life cycle.

It usually takes about 28 days for the entire life cycle to take place.

A kind of life cycle, perhaps, with death at the top.

Not a huge amount is known of its life cycle.

Then they return to the trees to continue their life cycle.

Many families will not have life cycles of this type.

But I think we're seeing it at the end of its life cycle.