He was known for his mad-dog aggression on the football field.

The book had dog's-eared pages.

He found a bookmark with a dog's-ear in his old book.

He dog's-eared the pages of his favorite book.

The lucky dogs found their forever homes.

The cadaver dogs were brought in to search for any remains.

The construction workers used dog spikes to secure the railroad tracks.

I found a dog spike on the railroad tracks.

There are many aid dogs trained to assist people with disabilities.

Alpha dogs are known for their leadership and dominance in a pack.