text: DELETE
  FROM zooanimals;
  
  DELETE
  FROM animal;
  
  DELETE
  FROM telephone;
  
  DELETE
  FROM zoo;
  
  INSERT INTO zoo (zooid, zooname)
           VALUES (1, 'Gladys Porter Zoo'),
                  (2, 'Point Defiance Zoo'),
                  (3, 'San Diego Zoo'),
                  (4, 'San Antonio Zoo'),
                  (5, 'Smithsonian National Zoo');
  
  INSERT INTO telephone(phoneid, phonetype, phonenumber, zooid)
           VALUES (1, 'main', '555-555-5555', 1),
                  (2, 'education', '555-555-1234', 1),
                  (3, 'membership', '555-555-4321', 1),
                  (4, 'main', '123-555-5555', 4),
                  (5, 'main', '555-123-5555', 3);
  
  INSERT INTO animal (animalid, animaltype)
           VALUES (1, 'lion'),
                  (2, 'bear'),
                  (3, 'monkey'),
                  (4, 'penguin'),
                  (5, 'tiger'),
                  (6, 'bear'),
                  (7, 'turtle');
  
  INSERT INTO zooanimals (zooid, animalid)
           VALUES (1, 1),
                  (2, 2),
                  (1, 2),
                  (5, 7),
                  (5, 6),
                  (5, 5),
                  (5, 1),
                  (3, 1),
                  (3, 2);
  