text: exports.seed = function seed( knex, Promise ) {
  
      var tableName = 'birds';
      var currentTime = new Date();
  
      var rows = [
  
          {
              owner: 'f03ede7c-b121-4112-bcc7-130a3e87988c',
              species: 'Columbidae',
              name: 'Pigeon',
              picture_url: 'http://pngimg.com/upload/pigeon_PNG3423.png',
              guid: '4c8d84f1-9e41-4e78-a254-0a5680cd19d5',
              isPublic: true,
              created_at: currentTime
          },
  
          {
              owner: 'f03ede7c-b121-4112-bcc7-130a3e87988c',
              species: 'Zenaida',
              name: 'Mourning dove',
              picture_url: 'https://upload.wikimedia.org/wikipedia/commons/thumb/b/b7/Mourning_Dove_2006.jpg/220px-Mourning_Dove_2006.jpg',
              guid: 'ddb8a136-6df4-4cf3-98c6-d29b9da4fbc6',
              isPublic: false,
              created_at: currentTime
          },
  
      ];
  
      return knex( tableName )
          .del()
          .then( function() {
              return knex.insert( rows ).into( tableName );
          });
  
  };
  