More to explore:
A colony of golden algae as seen with differential interference contrast microscopy. Image by Wim van Egmond.
Acorn Woodpecker granary (near Sequoia National Park, California) © Michael Medina Photography
Sugarcane root cross section (20x) by Debora Leite, Univ, of Sao Paulo, Brazil
wasp 2 on the water surface - drinking [flickr: burgenschenker [ in slow motion ]]
Palaeolithic Cave Painting Lascaux