What bird lays light blue egg with red and black speckles Very heavily speckled approx one half inch?

The bird that lays light blue eggs with red and black speckles is likely the American Robin. These eggs are typically around one inch in size and are known for their distinctive coloration and speckling. The speckles can vary in intensity, with some eggs appearing more heavily marked than others. If the egg size or appearance doesn't match exactly, it could also belong to related species, but the American Robin is the most common.