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Leiden leaf c.s. under microscope
Fruits of masterwort (Peucedanum ostruthium). Pennine Alps. Piedmont. Italy.
Study of green floating Azolla Pinnata, A kind of aquatic fern which floats on the surface of water and turns red in Laboratory.
Astragalus bolanderi is a species of milkvetch called Bolander's milkvetch. McGee Creek Canyon, Mono County,  Sierra Nevada Mountains, California.
Close up of arctic willow plant, growing in Jasper National Park - Alberta Canada. Selective focus
Nereid (segmented worm) from San Fancisco Bay, California, USA. Photographed through a microscope. Wet mount (internal organs visible), 50X, transmitted light.
A Hemp Agrimony, Eupatorium cannabinum, flowerhead, with a Great Pied Hoverfly, Volucella pellucens, aka Pellucid Fly or Pellucid hoverfly, feeding.
Isatis tinctoria plant in bloom
Christmas rose plant (Helleborus niger) with lime green yellow flowers growing in a cottage garden, early blooming evergreen perennial, copy space, selected focus, narrow depth of field
White Garlic flowers
Millions of Golden jellyfish, Mastigias papua etpisonii, swim in Palau's famous Jellyfish Lake. The jellyfish population grows with cooler water temperature and falls with warmer temperatures.
House plant
Tessellate cone shell hunting over sand
Motherwort Herb
Microgreen texture green background. Vegan bio eco natural food pattern.
Big Blue Octopus Octopus cyanea  occurs in the tropical Indo-Pacific from eastern Africa to the Hawaiian Islands in a depth range from 0-150m, max. mantle length 22cm with arms to at least 80 cm. \nBig blue octopuses are found living in muddy, sandy, or rocky bottoms, and in seagrass beds. They create lairs or dens in crevices or coral rubbles within coral reefs. These dens aren't used for long term; on average individuals spend up to 35 days in one den. The average lifespan of big blue octopuses is 12 to 15 months.\nThis juvenile specimen was encountered in the Triton Bay, Indonesia \n3°54'41.052 S 134°7'18.204 E at 12m depth
close up photo of  medicinal leech
Chiton, Tripoplax regularis. on a rock at Salt Point State Park in Sonoma County, California.
The dwarf ornamental onion (Allium karataviense Regel) 'Ivory Queen' starting to flower with elegant globe-shaped clusters of white starry flowers in garden
Mountain Witch Alder
The pretty spotted beebalm flowers in the forest
Positive and negative cyanotype prints of western Hercules beetle, Dynastes granti.
In the field a small Spermacoce verticillata bush with flowers
A macro image of field  penny cress also know as Thlaspi arvense
closeup of the bright yellow foliage of 'White Gold' bleeding heart. Lamprocapnos Dicentra spectabilis. High quality photo
Blooming Hypericum perforatum - St. John's wort, perennial herb in the herb garden.
Section of a conifer needle with environmental damages under a microscope.
Euphorbia cyparissias, or Cypress Spurge, is a perennial herb with erect stems, narrow and needle-like leaves, and yellow, crescent-shaped glands on the rim of its cup-shaped flowers. The flowers appear in spring and early summer, consisting of lime-yellow bracts that slowly fade to red-orange as they mature. It spreads by rhizomes and can be quite invasive.
Cross-section leaf Plant of under the microscope for classroom education.
Low biennial or perennial, sometimes annual, with a solitary or several rosettes. Leaves linear to lanceolate, often pinnately-lobed, toothed, hairless or finely hairy. Flowers yellowish-brown, 3mm, in long spikes on enridged stalks longer than the leaves; anthers pale yellow.\nHabitat: Coastal places, sandy or gravelly soils, occasionally inland.\nFlower Season: May-July.\nDistribution: Throughout, except the far North.
Free Images: "bestof:Henosepilachna cucurbitae.jpg en Phylum ARTHROPODA Class HEXAPODA Order Coleoptera Family Coccinellidae Binomial Henosepilachna cucurbitae Binomial authority"
Gratiana_pallidula,_U,_Face2,_Patuxent_WRC,_MD_2013-07-09-12.40.04_ZS_PMax.jpg
Grasshopper2,_U,_Side,_MD,_PG_County_2013-07-30-15.34.53_ZS_PMax.jpg
Syrbula_admirabilis,_U,_Side,_MD,_PG_County_2013-07-30-15.25.52_ZS_PMax.jpg
purple_love_grass,_MD,_PG_County_2013-08-20-17.02.10_ZS_PMax.jpg
horse_nettle_tortoise_beetle,_md,_face,_talbot_2015-05-17-16.55.28_ZS_PMax.jpg
tortoise_beetle_horse_nettle,_talbot,_md,_back_2015-05-17-17.02.39_ZS_PMax.jpg
Collops_bipunctatus,_U,_Back,_SD,_Pennington_County_2013-07-15-16.27.08_ZS_PMax.jpg
Acmaeodera-ornata,-back_2012-08-07-15.50.23-ZS-PMax.jpg
Cicindela_sexguttata,-side_2012-06-18-17.55.12-ZS-PMax.jpg
Lachnopus_guerinii,-side_2012-06-06-13.27.58-ZS-PMax.jpg
Popillia_japonica,_unknown,_side_2012-07-24-15.16.39_ZS_PMax.jpg
Popillia_japonica,_unknown,_face_2012-07-24-15.09.14_ZS_PMax.jpg
Popillia-japonica,-unknown,-back_2012-07-24-14.55.07-ZS-PMax.jpg
Chrysochus_auratus,_unknown,_face_2012-07-24-14.25.jpg
velvetbean_caterpillar,_moth,_side_face_2014-06-06-11.56.39_ZS_PMax.jpg
velvetbean_caterpillar,_headside_2014-06-04-21.41.54_ZS_PMax.jpg
velvetbean_caterpillar,_eggs_2014-06-06-14.48.01_ZS_PMax.jpg
Rhinocyllus,_U,_back,_U_2014-01-17-18.28.15_ZS_PMax.jpg
Chrysochus-auratus,-unknown,-side_2012-07-24-14.33.19-ZS-PMax.jpg
Trichodes_ornatus,_U,_back,_Fossil_Butte_NM,_Wyoming_2012-10-16-15.20.jpg
Coleomegilla_maculata,_U,_Maryland,_back_2015-07-10-16.38.jpg
Tylopelta_gibbera,_male_face_2016-11-11-14.jpg
Rhinocyllus,_U,_side,_U_2014-01-17-18.42.20_ZS_PMax.jpg
Rainbow_Scarab,_face1,_silver_spring,_md_2013-12-31-14.48.26_ZS_PMax_Panorama2.jpg
Larinus,_U,_Face,_Lake_Michigan_2014-01-17-11.31.56_ZS_PMax.jpg
Trichiotinus_assimilis,_11724,_U,_Face,_MD_2013-07-18-15.42.33_ZS_PMax.jpg
Trichiotinus_assimilis,_11724,_U,_Back,_MD_2013-07-18-15.36.31_ZS_PMax.jpg
golden_tortoise_beetle,_back,_upper_marlboro,_md_2014-06-04-13.25.12_ZS_PMax.jpg
Beetle_3,_back_2012-06-20-15.37.05_ZS_PMax.jpg
Cicindelidae,_U,_back,_Maryland,_Anne_Arundel_County_2013-03-01-14.05.39_ZS_PMax.jpg
Space_Aliens!.jpg
Tylopelta_gibbera,_m,_side_2016-11-11-14.36.jpg
Tylopelta_gibbera,_f,_face_2016-11-12-19.20.jpg
Cleonus_piger,_U,_Back,_Lake_Michigan_2014-01-17-10.59.26_ZS_PMax.jpg
Larinus,_U,_Back,_Lake_Michigan_2014-01-17-11.22.07_ZS_PMax.jpg
Beetle_2_with_Whole_Styrofoam_Cup_2013-09-13-14.05.50_ZS_PMax.jpg
Anthidiellum_notatum,_L,_MD,_PG_County_2014-02-04-11.11.10_ZS_PMax.jpg
Beetle_3,_U,_Back,_MD,_Wicomico_County_2013-09-13-14.15.07_ZS_PMax.jpg
Crepidodera_sp,_U,_Back2,_Maryland,_Dorchester_County_2013-01-25-16.01.36_ZS_PMax.jpg
Neoclytus_acuminatus,_U,_Back,_MD,_PG_County_2013-07-11-16.38.29_ZS_PMax.jpg
Crepidodera_sp,_U,_Back1,_Maryland,_Dorchester_County_2013-01-25-15.56.42_ZS_PMax.jpg
Ripiphorus_species,_U,_face,_Tennessee,_Blount_County_2013-02-07-14.43.31_ZS_PMax.jpg
Neoclytus_acuminatus,_U,_Side,_MD,_PG_County_2013-07-11-16.43.26_ZS_PMax.jpg
Caupolicana_gaullei,_m,_brazil,_angle_2014-08-14-09.30.49_ZS_PMax.jpg
Trypetoptera_canadensis,_side,_md,_upper_marlboro_2014-06-04-12.01.04_ZS_PMax.jpg
Anthidiellum_notatum,F,_MD,_PG_County_2014-02-04-11.18.05_ZS_PMax.jpg
Anthidiellum_notatum,_B,_MD,_PG_County_2014-02-04-11.03.49_ZS_PMax.jpg
Scolia_bicincta,_M,_side,_Massachusetts,_Barnstable_County_2013-03-21-17.09.49_ZS_PMax-Recovered.jpg
Beetle,_FOBU,_com,_10698_2012-11-14-13.50.jpg
Melissodes_coreopsis,_F,_Face,_WY,_Park_County_2014-04-25-13.59.26_ZS_PMax.jpg
Scarabaeidae,_U,_back,_Maryland,_chino_farm_2013-03-04-18.39.22_ZS_PMax.jpg
cerambycid,_u,_face_close,_MD,_pg_county_2014-06-18-15.26.53_ZS_PMax.jpg
cerambycid,_u,_face_side,_md,_pg_county_2014-06-18-15.38.28_ZS_PMax.jpg
cerambycid,_u,_side,_md,_pg_county_2014-06-18-17.13.15_ZS_PMax.jpg
Festive_Tiger_Beetle,_back,_Badlands,Pennington_Co,_SD_2013-12-31-13.55.27_ZS_PMax.jpg
Festive_Tiger_Beetle,_side,_Badlands,Pennington_Co,_SD_2013-12-31-13.45.13_ZS_PMax.jpg
Cassida_rubiginosa,_larvae,_talbot,_md,_back_2015-05-17-17.07.40_ZS_PMax.jpg
Festive_Tiger_Beetle.jpg
Two-Faced_Bee?.jpg
Biological classification S Pengo.svg
Biological classification L Pengo tweaked.svg
Isabella_Gagarina_by_S.Zaryanko_(1850s,_priv.coll).jpg
Isabella_Gagarina_by_S.Zaryanko_(1850s,_priv.coll).png
Hexagonal Ice Crystals.svg
Henosepilachna_cucurbitae.jpg
Henosepilachna_vigintisexpunctata.jpg
Micraspis_frenata.jpg
Sminthurusviridis_PublicDomainImage.jpg
Rhynchophorus_ferrugineus.jpg
Henosepilachna_vigintioctopunctata.jpg
Rhopalosiphum_padi.jpg
Odonata Perth Australia SMC.JPG
Odonata Perth Australia Head SMC.JPG
Compsocerus violaceus2.jpg
Compsocerus violaceus.jpg
Fragaria_vesca.jpg
Swan.jpg
Bellis_perennis.jpg
Duck_pack.jpg
Smilla.jpg
Wasp603-04.JPG
Rhizostoma pulmo.jpg
Blue spotted stingray.jpg
Inia.png
Cachorra.jpg
Centurus uropygialis.jpg
CabinetOrientalEntomology35.jpg
CabinetOrientalEntomology23.jpg
Coleoptera14062008.jpg
Yellowlegs.jpg
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Naturalis Biodiversity Center - ZMA.MOLL.417829 - Elliptio dilatata (Rafinesque, 1820) - Unionidae - Mollusc.jpg
Remf dartmouth edu curculionidae.jpg
Paeonia2.jpg
Miridae SEM 2.jpg
Miridae SEM 3.jpg
Drosophilidae compound eye.jpg
Drosophilidae compound eye edit1.jpg
Thumb feather or Alula of Eurasien Jay horizontal.jpg
Serranus-budensis 2.jpg
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