Blue eyes may be better for reading in dim light than brown eyes

People with blue eyes may have better sight in dim conditions than those with brown eyes, which could explain why the colour has persisted in certain populations

​People with blue eyes may have better sight in dim conditions than those with brown eyes, which could explain why the colour has persisted in certain populations People with blue eyes may have better sight in dim conditions than those with brown eyes, which could explain why the colour has persisted in certain populations