The researchers discovered that the beaver dam had significantly altered the stream's flow and local biodiversity.

Despite the short deadline, the busy beaver on our team finished the project ahead of schedule.

The American beaver built a complex dam across the river to create a new wetland.

The reintroduction project helped the European beaver rebuild wetlands and biodiversity along the river.

American beavers dammed the small stream, creating a new wetland that attracted many birds.

European beavers rebuilt the dam after the storm, creating a new wetland for migratory birds.

A weary farmer told me he spent the summer repairing fences after a land-beaver burrowed near his barn.

I spotted a mountain beaver near the stream while hiking last weekend.

She beavered away in the library until midnight to finish her thesis.

She beavers away at her desk every weekend to meet the project's tight deadlines.