source: Their eyes are quite small, and their visual acuity is poor
target: Their eyes are small and their visual acuity is poor.
references: Their eyes are small and their visual acuity is poor. Their eyes are very small and their eyesight clarity is poor. Their eyes are very small and they do not see well. Their eyes are quite small, and their visual acuity is poor. Their eyes are quite small, and their visual acuity is poor. Their eyes are small in size and their sight is not good. Their eyes are very little, and their sight is inferior.