Pteroclididae Sandgrouse have small, pigeon-like heads and necks and sturdy compact bodies. They range in size from 24 to 40 centimetres 9.4 to 15.7 in in length and from 150 to 500 grams 5.3 to 17.6 oz in weight. The adults are sexually dimorphic with the males being slightly larger and more brightly colored than the females.