Timed feeders can automatically provide food for your pet at mealtimes .

定时喂食器在吃饭时间会自动替宠物添饲料。

These are the bottom feeders .

这些都是底层饲.

The gentle giants are filter feeders , swimming with their wide mouths open to collect plankton and small fish .

它温和的巨人，是滤食动物，通过在游泳时张大嘴巴来捕食浮游生物与小鱼。

Since the bird isn 't drawn to man-made feeders , he said , you have to go find it .

他说，这种鸟不会到人工投食点旁边来，所以你必须去森林里找它们。

If the snake wont eat a mouse try offering a rat . If a rat doesn 't work gerbils seem to entice many stubborn feeders .

如果蛇想吃小白鼠，可以试着给它老鼠，如果喂老鼠玩不转，沙鼠可能对那些倔强的饲养者更有诱惑力。