German roller

German roller

a breed of canaries descended from the Hartz Mountain Roller canary. See roller.
References in periodicals archive ?
German roller coaster fan Artjom Pusch holds the world record for the most capital cities named in one minute while on a roller coaster - 27 - at Europa Park, Rust, Germany, on July 18 last year.
In New York, the favoured breed is the Domestic Flight, derived from a variety of German Roller.