sentence: Ostriches mainly eat plant matter, but they also eats insects.
sentences_after: The plant matter consists of seeds, shrubs, grass, fruits and flowers while the insects they eat including locusts. Ostriches do not have teeth, and so cannot grind food as mammals do. Instead, they swallow pebbles. The pebbles grind the food, and help its digestion. When eating, their gullet is filled with food.
concept_name: ostrich
headings: Ostrich Diet
categories: Ratites Struthioniformes Meats