The vaquita is an endangered species and one of the rarest dolphins in the world.

You can often see harbour porpoises in that bay.

The vaquita is an endangered species and the most rare marine mammal in the world.

The vaquita is an endangered species and one of the rarest marine mammals in the world.

If you plant this seed, beautiful flowers will bloom.

My dream is to travel the world.

This is the most beautiful flower.

This flower is very rare.

My misgivings about his plan is that there's a possibility he might fail.

He has misgivings about the plan.