An extinct breed has no behavior, moral or otherwise.

If this was the case our staff would need a lot of shares and the ear of a possibly extinct breed of Bank Manager!

In Ulster, conventional politicians are an extinct breed.

The horses, on the other hand, had been raised as rare specimens of practically extinct breeds in ideal, protected conditions.

Several breeders are attempting to recreate this extinct breed with some success.

Blue Paul Terrier is an extinct breed of dog.

The Alaunt is an extinct breed of dog.

Mr. Sloup is a bayman, one of an almost extinct breed.

They can't afford such a long delay or they will become like Camel Laird, an extinct breed.

But wax dummies of extinct breeds don't crack bones.