What wild animal lays eggs the size of 177.8 mm?

The wild animal that lays eggs approximately 177.8 mm in size is the ostrich. Ostriches are the largest living birds and their eggs are the largest of any living land animal. Measuring around 15 cm (about 6 inches) in diameter, their eggs can weigh up to 1.4 kg (around 3 pounds). These eggs are known for their thick shells and are often used in various cultural and artistic contexts.