There's two regions in the retina, called the deep and shallow fovea, which are specialized for acute eyesight.[42] These locations have the best density of photoreceptors, and provide the best points of visual acuity. The deep fovea points ahead at an approximate 45° angle, even though the shallow fovea details https://petskyonline-onlinestrore.blogspot.com/2025/07/rethinking-animal-store-why-petsky-is.html