Which bird eats pebbles to help digestion by grinding up ingested food?
Which bird eats pebbles to help digestion by grinding up ingested food?
(A) Owl
(B) Ostrich
(C) Parrot
(D) Pigeon
Ostriches have an interesting way of dealing with their lack of teeth. They swallow small stones or pebbles, called gastroliths, which stay in their gizzard. These stones help crush and break down food. This process is crucial because it allows them to digest tough plant materials and other foods effectively.