Oak burr Houseleek plants Bracken rhizome, light micrograph Castor oil stem, light micrograph Pebbles on a beach Blue stain fungi Interference pattern of oil on water Skin section, light micrograph Soap Bubble Iridescence Soap Bubble Film Iridescence Eel Skin, Light Micrograph Colon blood vessels, light micrograph Common snowdrop (Galanthus nivalis) Iris (Iris japonica) Coastal rocks Swiss chard (Beta 'Bull's Blood') Soap Bubble Iridescence Coloured coastal rock Dandelion plant stem, light micrograph Spoon daisies (Osteospermum 'Whirligig') Young frog at 10 weeks Sycamore leaf bud, light micrograph Orange peel fungi (Aleuria aurantia) Algal colony, light micrograph Tiger flower (Tigridia pavonia) Eel Skin, Light Micrograph Snowdrop (Galanthus 'Titania') Common green capsid bug Copper sulphate crystals, LM African daisy (Osteospermum sp.) Grevillea juniperina sulphurea Beetle compound eye, light micrograph Benzamidine Crystals, Polarised LM Dandelion seed head Dryad's saddle fungi Day Lily (Hemerocallis) Copper sulphate and magnesium sulphate Capsid bug Tulip (Tulipa 'Apeldoorn Elite') Walnut tree trunk Methane bubbles Coloured coastal rock Rabbit eye, longitudinal section Globe artichoke flower Indian shot plant (Canna 'Striata') Canada balsam Lords and ladies (Arum maculatum) Zeolite Crystals, Polarised LM Page 2