Amid the thickness of the plants and droplets of dew in the first light of dawn, an industrial engineer with a love for nature discovered a hidden universe. With her camera and specialized equipment, she reveals creatures as tiny as one millimeter in size—part of a world invisible to the naked eye: from an intimidating yellow sac spider on a branch and a leaf-cutter ant carrying loot larger than itself, to a unique species endemic to Puerto Rico (Sericoceros krugii) often found on sea grape trees.