Click Here for More Images from iStock- 15% off with coupon 15FREEIMAGES 
Set of True Bugs of Europe - Hemiptera
Horsefly or gadfly on white background, extreme close-up
Musk beetle (Aromia moschata) is a Eurasian species of longhorn beetle belonging to the subfamily Cerambycinae
Seed pods on a native Australian eucalyptus tree
Epidermis. Electron microscope micrograph showing a keratinocyte of spinous layer. The epithelial cell has a polygonal shape, central nucleus with nucleolus, cytoplasm full of keratin filament bundles, and numerous dark desmosomes crossing the intercellular spaces.
Photomicrograph of filamentous blue-green algae, Oscillatoria species. Each band along the stand is one cell. This filament is very short probably having recently parted from a longer one. Filaments are typically many times longer. This algae is mobile, it moves and twists through the water. San Francisco Bay, California, USA. Live specimen. Wet mount, 40X objective, transmitted brightfield illumination. Note - motion blur of live specimen, very shallow depth of field, chromatic aberration and uneven focus are inherent in light microscopy.
centropyxis aculeata (amoeboid organism) under the microscope - optical microscope x400 magnification
tree with yellow leaves in autumn
Brassia verrucosa, also known as warty brassia, is an Orchid native to Mexico, Central America (Costa Rica, El Salvador, Guatemala, Honduras, Nicaragua), Venezuela, and Brazil.
plant Zea Stem C.S. under light mircoscope with white background
False color image of diatom under the microscope
Insect Specimens: Colorful Beetle
Lily leaf c.s. under microscope
Magnolia tree branches
Transmission electron micrograph (TEM) showing a striated skeletal muscle cell in cross section. Among myofibrils (sectioned at the band A level), mitochondria and sarcoplasmic reticulum can be seen.
Simuliidae, black fly (Diptera) in Baltic amber, Eocene, approximately 56 - 34 million years ago. Image taken with extreme macro and focus stacking technique.
Elaeagnus ebbingei or silverberry or oleaster ornamental shrub
Fringe tree
Dark-winged fungus gnat, Sciaridae on a green leaf, these insects are often found inside homes
Macro shot of a blue fly on a leaf
Close up of skimmia japonica Kew Green flowers in bloom
Green aphid isolated on white (around 3mm in length)
Freshwater aquatic zooplankton and algae under microscope view
Bud of Magnolia
Paps smear analysis: Superficial squamous cell, metaplastic squamous cell, koilocytes cell. HPV related change
Rhododendron - a very large genus of about 1,024 species of woody plants in the heath family (Ericaceae).
Cross section leaf of plant under the light microscope view for botany education.
Umbellularia californica is a large hardwood tree native to coastal forests and the Sierra foothills of California, and to coastal forests extending into Oregon. It is endemic to the California Floristic Province. Oregon myrtle,  California bay laurel,  pepperwood, spicebush, cinnamon bush, peppernut tree, headache tree, mountain laurel.  Modini Mayacamas Preserves, Sonoma County, California. Flowers. Lauraceae.
Leiden leaf c.s. under microscope
Close-up of yellow flowering plant
Free Images: "bestof:Catocala hippolyta.JPG en PLATE CXCVIII CATALOGUE OF THE NOCTUIDAE IN THE COLLECTION OF THE BRITISH MUSEUM Sir GEORGE F HAMPSON Bart 1903-1913 PD-old Catalogue"
Elizabeth_I_Steven_Van_Der_Meulen.jpg
George_Bellows_-_Men_of_the_Docks_-_1912_-_The_National_Gallery.jpg
Leighton-God_Speed!.jpg
HoratioNelson1.jpg
Marie_Antoinette_dauphine_Hébé_Drouais_Chantilly.jpg
Vermeer-Portrait_of_a_Young_Woman.jpg
The_Dance_Lesson_by_Edgar_Degas.jpg
L-Assemblee-Nationale-Gillray.jpeg
Fra_Angelico,_Fra_Filippo_Lippi,_The_Adoration_of_the_Magi.jpg
Le_chantier.jpg
IlkhanateSilkCircular.jpg
Bellows_CliffDwellers.jpg
Bill_Thompson_(Tasmanian_convict)_grey.jpg
Louis_Désiré_Blanquart-Evrard_1869_photograph_BNF_Gallica.jpg
Lady_Elizabeth_Hamilton_(1753–1797),_Countess_of_Derby.jpg
Dante_Gabriel_Rossetti_-_Joan_of_Arc_(1882).jpg
Landscape_of_Danube_near_Regensburg,_Albrecht_Altdorfer,_W.A.F._30,_Alte_Pinakothek_Munich.jpg
William-Adolphe_Bouguereau_(1825-1905)_-_Pieta_(1876).jpg
Thomas_Cole_-_The_Voyage_of_Life_Old_Age,_1842_(National_Gallery_of_Art).jpg
Lady_Seated_at_a_Virginal,_Vermeer,_The_National_Gallery,_London.jpg
Willem_van_de_Velde_II_-_Dutch_men-o'-war_and_other_shipping_in_a_calm.jpg
Sir_Peter_Paul_Rubens_-_Daniel_in_the_Lions'_Den_-_Google_Art_Project.jpg
Dutch Ships in a Calm by Willem van de Velde (II) Rijksmuseum Amsterdam SK-C-1707 (before restoration).jpg
SLNSW 13194 Women volunteer workers doing up clothing parcels at the ACF rooms taken for Australian Comforts Fund.jpg
The_Anti-Slavery_Society_Convention,_1840_by_Benjamin_Robert_Haydon.jpg
Sargent,_John_Singer_(RA)_-_Gassed_-_Google_Art_Project.jpg
Damos und Musidora.jpg
Plastira type marble female figurine, Glypha tomb 23, NAMA4762, Athens, Greece.jpg
Service dessert Victoria Franz-Joseph Vienna inv 191.jpg
God_Defend_New_Zealand_manuscript_cropped.jpg
De_Fourtou.jpg
SnowflakesWilsonBentley.jpg
Claude_Monet_-_Poplars_at_Giverny,_Sunrise.jpg
Engraving_Apollo_Belvedere_Bourdon_Bourgois.jpg
Religion_saved_by_Spain.jpg
Adolphe-Joseph-Louis Alizard from Le Charivari.jpg
Personnal Cutlery Maria Theresia Vienna 1.jpg
Personal cutlery set emperor Francis II (I) Silberkammer catalog 6 Hofburg Vienna.jpg
Coupe montée empereur Maximilien Mexico Silberkammer Hofburg Vienne N 168 169.jpg
1880_Pierre_Auguste_Cot_-_The_Storm.jpg
KaplumbaÄŸa_Terbiyecisi_vers2.jpg
Julia_Margaret_Cameron_(British,_born_India_-_Ellen_Terry_at_Age_Sixteen_-_Google_Art_Project.jpg
Vase_with_grape_harvesting_scenes_BM_1897.12-31.189.jpg
Entrée_d'une_vieille_mosquée_by_Nathaniel_de_Rothschild_1894.jpg
Sunset in the Woods A31954.jpg
Jeune éléphant pris au piège Frémiet Musée d'Orsay RF3752.jpg
С._Г._Чириков_-_ÐлекÑандр_Сергеевич_Пушкин_(акварель).jpg
GSskater.jpg
Molière_Mignard_Chantilly.jpg
Midshipman_Augustus_Brine.jpg
Journey_to_the_East_BM_1881.1210.0.332_n03.jpg
Henri_Gervex_-_A_Session_of_the_Painting_Jury_-_Google_Art_Project.jpg
Oedipus_and_the_Sphinx_1864.jpg
Jules-Joseph_Lefebvre,_Graziella,_The_Metropolitan_Museum_of_Art.jpg
William_Bouguereau_-_The_Elder_Sister_-_Google_Art_Project.jpg
Madrazo_Viriatus_HighRes.jpg
Van_dyck-el_pintor_martin_ryckaert-prado.jpg
Johannes_Vermeer,_Allegory_of_the_Catholic_Faith,_The_Metropolitan_Museum_of_Art.jpg
Conan Doyle (LOC).jpg
Boys-at-the-beach-r.jpeg
Paul_Gauguin_-_Self-Portrait_with_Halo_and_Snake.jpg
Yalta_Conference_(Churchill,_Roosevelt,_Stalin)_(B&W).jpg
George_Douglas_Campbell,_8th_Duke_of_Argyll_by_George_Frederic_Watts.jpg
Unidentified_woman_c1850_daguerreotype_by_Southworth_&_Hawes.jpg
Great_Wave_Hokusai_BM_1906.1220.0.533_n02.jpg
La_Marquise_de_Baglion_en_Flore,_Jean_Marc_Nattier,_Alte_Pinakothek_Munich.jpg
VEN-4-United_States_of_Venezuela_(Treasury)-1_peso_(1811,_First_Issue).jpg
Mosaïque_de_la_vie_marine,_Pompéi,_Italie.jpg
Edwin_Austin_Abbey_King_Lear,_Act_I,_Scene_I_The_Metropolitan_Museum_of_Art.jpg
Goya_Dog.jpg
Paul_Delaroche_-_Napoleon_Crossing_the_Alps_-_Google_Art_Project_2.jpg
Caspar_David_Friedrich_-_Cairn_in_Snow_-_Google_Art_Project.jpg
Sir_Anthony_Van_Dyck_-_Charles_I_(1600-49)_-_Google_Art_Project.jpg
Simon_de_Vlieger_-_Beach_at_low_tide_with_cows_and_two_horses_-_Google_Art_Project.jpg
Adélaïde_Labille-Guiard_-_Self-Portrait_with_Two_Pupils_-_The_Metropolitan_Museum_of_Art.jpg
Reza_Abbasi_-_Two_Lovers_(1630).jpg
Francisco_de_Goya_y_Lucientes_016.jpg
A_Word_of_Comfort2.jpg
Alice_Manfield_-_Guide_Alice,_Mt_Buffalo,_c1900-30,_SLV.jpg
Zamor_portrait_by_Lemoine.jpg
Entierro_de_Cristo_(Tiziano).jpg
Athanasios_Karantz(ou)las_-_Sultan_Mahmud_II_-_Google_Art_Project.jpg
Lord_Frederic_Leighton_-_Cymon_and_Iphigenia_-_Google_Art_Project.jpg
A_Meat_Stall_with_the_Holy_Family_Giving_Alms_-_Pieter_Aertsen_-_Google_Cultural_Institute.jpg
James_Gillray_The_King_of_Brobdingnag_and_Gulliver.–Vide._Swift's_Gulliver-_Voyage_to_Brobdingnag_The_Metropolitan_Museum_of_Art_edit.jpg
Titian_Bacchus_and_Ariadne.jpg
De_slag_bij_Terheide_-_The_Battle_of_Schevening_-_August_10_1653_(Willem_van_de_Velde_I,_1657).jpg
Michelangelo_Merisi,_called_Caravaggio_-_The_Crowning_with_Thorns_-_Google_Art_Project.jpg
Osman_Hamdi_Bey_-_The_Tortoise_Trainer_-_Google_Art_Project.jpg
Hans_Holbein_the_Younger_-_Jane_Seymour,_Queen_of_England_-_Google_Art_Project.jpg
Antonio_Allegri,_called_Correggio_-_Jupiter_and_Io_-_Google_Art_Project.jpg
Posthumous_Portrait_of_Herman_Willem_Daendels,_Governor-General_of_the_Dutch_East_Indies_-_Rd_Saleh.jpg
N.Gogol by F.Moller (1840, Tretyakov gallery).jpg
Cornelis_Cornelisz._van_Haarlem_-_The_Fall_of_the_Titans_-_Google_Art_Project.jpg
Frederic,_Lord_Leighton_-_Perseus_and_Andromeda_-_Google_Art_Project.jpg
Antoine_de_Favray_-_Portrait_of_Charles_Gravier_Count_of_Vergennes_and_French_Ambassador,_in_Turkish_Attire_-_Google_Art_Project.jpg
Antoine_de_Favray_-_Portrait_of_the_Countess_of_Vergennes_in_Turkish_Attire_-_Google_Art_Project.jpg
Raphael_-_The_Alba_Madonna_-_Google_Art_Project.jpg
John_Bauer_-_Princess_Tuvstarr_gazing_down_into_the_dark_waters_of_the_forest_tarn._-_Google_Art_Project.jpg
Florence_Nightingale._Coloured_lithograph._Wellcome_V0006579.jpg
Terms of Use   Search of the Day