DCA now hasTSA Pre-Security check is available for select frequent flyers and for military active-duy service members (contact TSA 571-227-2829). It is presently available at Terminal B, South checkpoint-for Delta Airlines.
Australian cattle dogs, also known as blue heelers, are herding dogs. The nickname blue heeler comes from the unique coat color of the breed and his habit for nipping at the heels of the livestock with which he works. The blue heeler is friendly and sociable, making him a great pet.
Lancashire Heeler. Brown Lancashire Heeler bitch. The Lancashire Heeler is a small breed of dog developed for use as a drover and herder of cattle. The Lancashire Heeler is listed by the Kennel Club (UK) as a vulnerable breed.