lib/petfinder/client.rb
def random_pet(options = {})
      query = options.merge(:output => 'full')
      response = perform_get("/pet.getRandom", query)
      Pet.new(response)
    end
def random_pet(options = {})
      query = options.merge(:output => 'full')
      response = perform_get("/pet.getRandom", query)
      Pet.new(response)
    end
Options available: animal, breed, size, sex, location, shelterid