This sanctuary plays a crucial role as a habitat for endangered species.

This forest is a habitat for many kinds of animals.

If you plant this seed, beautiful flowers will bloom.

We are planning to visit the nature reserve this weekend.

He worked hard to accomplish his goals.

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

He has misgivings about the plan.

This species is on the brink of extinction.

That species is on the verge of extinction.

His role is the team leader.