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Planarian parasite (flatworm) under microscope view.
Close up branch cut
Betel palm or Betel nut or Areca catechu green raw in bunch. Betel leaves are used in folk medicine of Asian countries as an aphrodisiac, analgesic and antiseptic. Botanical photography.
Rufous tailed hummingbird chicks in a nest in Costa Rica.
The normal liver cells or hepatocytes contain lipid droplets, more frequent near the central vein of hepatic lobules, that can be demonstrated using osmium tetroxide as fixative. In steatosis or fatty liver disease, the amount of lipid droplets is pathologically very increased.
a young horned lizard hides in grass near Apache Junction, Arizona
Long-palp Ogre-faced Spider (Asianopis cylindrica) getting ready to ambush prey in a coastal forest
Small snake in the hands of scientists after being caught during a biodiversity survey
Woman with beautiful large eyes wearing a hat looking at a small nest with eggs in it on a branch. Focus on nest. Woman's face is blurred slightly. Close up. Thailand. Khao Sok National Park
Gastrotricha, Biological Classification: Phylum seen under Microscope. They are commonly referred to as Hairy backs. They live on and in between particles of Sediment on the seabed floor. There are nearly 809 species that are either Freshwater or Seawater Creatures
Bloodsucker Lizard (Calotes versicolor) sitting on branch. in the Maldives on the beach
Narrow-billed Woodcreeper in the wild.
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jumping spider get ready to jump
Dragonfly nymph in water studio shot
Long-legged spider on the ceiling.
Image of Grasshopper on green leaf close up.
Processionary caterpillars nest hanging on the pine tree close up
Photomicrograph of freshwater leech. Sucker attached to cover slip at bottom. Live specimen. Wet mount, 2.5X objective, transmitted brightfield illumination. Note - motion blur of live animal, very shallow depth of field, chromatic aberration and uneven focus are inherent in light microscopy.
Mantis is a type of mantis originating from the island of Borneo. It has a unique body shape and is colored like dried leaves to disguise itself for prey.
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A small pillar of frost formed on the soil in the early morning
Gravel being unloaded from bucket of digger at construction site.
mosquito insect in the wild, North China
An African Masked Weaver (Ploceus velatus, aka southern masked weaver) hanging by the entrance to it's nest in Hwange National Park.
Hermit Climber
Ants，Extreme magnification
A closeup shot of a brown spider on a rock
Mosquito Wings under microscopy
Free Images: "bestof:This is the lovely female of the male previously illustrated. A nest parasite from the dry regions of Mexico and the Southwestern United States, this group"
paranomada_velutina,_f,_arizona,_face_2014-08-09-15.30.33_ZS_PMax.jpg
paranomada_velutina,_f,_arizona,_angle_2014-08-09-15.21.39_ZS_PMax.jpg
Paranomada_velutina,_m,_arizona,_face_2014-08-08-14.19.04_ZS_PMax.jpg
Paranomada_velutina,_m,_arizona,_side_2014-08-08-14.29.42_ZS_PMax.jpg
Paranomada_velutina,_m,_arizona,_angle_2014-08-08-14.11.49_ZS_PMax.jpg
Anthidiellum_ehrhorni,_f,_face,_Cochise_Co._AZ_2016-10-20-14.19.jpg
Anthidiellum_ehrhorni,_m,_back,_Cochise_Co._AZ_2016-10-20-14.43.jpg
Anthidiellum_ehrhorni,_m,_face,_Cochise_Co._AZ_2016-10-20-14.54.jpg
Anthidiellum_ehrhorni,_m,_right_side,_Cochise_Co._AZ_2016-10-20-15.13.jpg
Anthidiellum_ehrhorni,_f,_left_side,_Cochise_Co._AZ_2016-10-20-14.31.jpg
Anthidiellum_ehrhorni,_f,_back,_Cochise_Co._AZ_2016-10-20-14.05.jpg
Triepeolus_distinctus,_m,_anne_arundel_co,_md,_back_2016-08-31-17.40.jpg
Stelis_australis,_M,_Side,_GA,_Baker_County_2015-02-05-13.48.25_ZS_PMax.jpg
Nomada_luteola,_m,_face,_Maryland_2016-04-16-01.26.jpg
Nomada_luteola,_m,_back,_Maryland_2016-04-07-17.03.jpg
Anthophora_californica,_m,_face,_Hidalgo_County,_NM_2016-08-12-18.14.jpg
Anthidium_porterae,_back,_Hidalgo_Co.,_MD_2016-09-30-16.13.jpg
bee_bright_geeen,_m,_argentina,_angle_2014-08-07-16.59.52_ZS_PMax.jpg
bee_bright_geeen,_m,_argentina,_face2_2014-08-07-17.21.49_ZS_PMax.jpg
bee_bright_geeen,_m,_argentina,_side_2014-08-07-17.43.37_ZS_PMax.jpg
Stelis_costalis,_M,_Back,_GA,_Baker_County_2015-01-09-15.24.17_ZS_PMax.jpg
Stelis_costalis,_M,_Face,_GA,_Baker_County_2015-01-09-15.32.35_ZS_PMax.jpg
Nomada_articulata,_m,_talbot,_md,_side_2015-05-17-16.42.36_ZS_PMax.jpg
Nomada_articulata,_m,_talbot,_md,_face_2015-05-17-16.38.02_ZS_PMax.jpg
Nomada_articulata,_m,_Talbot_co,_md,_back_2015-05-17-16.35.16_ZS_PMax.jpg
Bombus_citrinus,_Male,_Face,_Cecil_County,MD_2013-11-14-09.29.06_ZS_PMax.jpg
Tylopelta_gibbera,_male_face_2016-11-11-14.jpg
Eucera_dubitata,_f,_ga,baker,_back_2015-01-08-16.00.12_ZS_PMax.jpg
melecta_pacifica,_f,_md,_pg,_back_2015-05-14-09.29.37_ZS_PMax.jpg
Melecta_pacifica,_f,_face,_Prince_Georges_county_2015-05-14-09.13.54_ZS_PMax.jpg
melecta_pacifica,_f,_side,_md,_pg_2015-05-14-09.54.48_ZS_PMax.jpg
Eucera_dubitata,_f,_ga,baker,_side_2015-01-08-16.14.57_ZS_PMax.jpg
Eucera_dubitata,_f,_ga,baker,_face_2015-01-08-16.10.22_ZS_PMax.jpg
Ancyloscelis_apiformis,_m,_paraguay,_face_2014-08-08-09.52.55_ZS_PMax.jpg
dasypoda,f,_united_kingdom,_side_2014-10-11-20.33.26_ZS_PMax.jpg
dasypoda,f,_united_kingdom,_face_2014-10-11-20.28.43_ZS_PMax.jpg
dasypoda,f,_united_kingdom,_back_2014-10-11-20.21.29_ZS_PMax.jpg
Epeolus_howardi,_back,_Caroline_Co.,_MD_2016-09-20-11.45.jpg
Epeolus_howardi,_right,_Caroline_Co.,_MD_2016-09-20-12.19.jpg
Triepeolus_distinctus,_f,_anne_arundel_co,_md,_back_2016-08-31-16.39.jpg
Triepeolus_distinctus,_f,_anne_arundel_co,_md,_facewide_2016-08-31-16.50.jpg
Triepeolus_distinctus,_f,_anne_arundel_co,_md,_side_2016-08-31-16.58.jpg
Epeolus_howardi,_face,_Caroline_Co.,_MD_2016-09-20-12.02.jpg
Andrena_arabis,_m,_side,_beltsville,_md_2016-03-24-17.46.jpg
Andrena_arabis,_m,_back,_beltsville,_md_2016-03-24-17.08.jpg
Diadasia_rinconis,_back,_Pima_Co.,_AZ_2016-09-30-17.20.jpg
Andrena_arabis,_m,_face,_beltsville,_md_2016-03-24-17.25.jpg
Diadasia_rinconis,_rear,_Pima_Co.,_AZ_2016-09-30-17.39.jpg
Diadasia_rinconis,_face,_Pima_Co.,_AZ_2016-09-30-17.30.jpg
Triepeolus_sp101,_m,_face,_Cochise_Co.,_AZ_2016-09-30-18.01.jpg
Triepeolus_sp101,_m,_right,_Cochise_Co.,_AZ_2016-09-30-18.10.jpg
habropoda_excellens,_m,_ut,_face_2014-10-11-20.55.31_ZS_PMax.jpg
habropoda_excellens,_m,_ut,_back_2014-10-11-20.48.35_ZS_PMax.jpg
Coelioxys_cayennensis,_f,_argentina,_angle_2014-08-09-17.09.49_ZS_PMax.jpg
Triepeolus_monardae,_F,_Side,_GA,_Baker_County_2015-02-03-12.05.11_ZS_PMax.jpg
Coelioxys_cayennensis,_f,_argentina,_side_2014-08-09-17.36.07_ZS_PMax.jpg
Coelioxys_hunteri,_M,_abdomen_posterior,_MD,_Cecil_County_2013-08-08-14.05.37_ZS_PMax.jpg
Coelioxys_cayennensis,_f,_argentina,_face_2014-08-09-17.19.32_ZS_PMax.jpg
Jalisco_-_Feasting_Scene_-_Walters_482768.jpg
Zion_NP._Utah..jpg
Stelis_lateralis,_F,_face,_New_York,_Kings_County_2013-03-05-15.40.jpg
Stelis_lateralis,_F,_back,_New_York,_Kings_County_2013-03-05-15.27.jpg
Mystery_Nomada,_f,_nj,_side_2015-05-04-07.06.56_ZS_PMax.jpg
Big Bend National Park - Rio Grande riverbed with cracked mud.jpg
Mystery_Nomada,_f,_nj,_back_2015-05-04-07.01.08_ZS_PMax.jpg
Megachile_petulans,_M,_back,_Dorchester_Co,_MD_2015-08-27-14.36.02_ZS_PMax_UDR.jpg
Megachile_petulans,_M,_side,_Dorchester_Co,_MD_2015-09-01-11.23.13_ZS_PMax_UDR.jpg
Megachile_petulans,_M,_face,_Dorchester_Co,_MD_2015-08-27-14.48.17_ZS_PMax_UDR.jpg
Mystery_Nomada,_f,_nj,_face2_2015-05-04-06.56.27_ZS_PMax.jpg
Mystery_Nomada,_f,_nj,_face_2015-05-04-07.03.54_ZS_PMax.jpg
Stelis_nasuta,_M,_Face,_Greece,_Aegean_Islands,_Lesvos,_Mytilene_2015-02-24-13.36.57_ZS_PMax.jpg
Stelis_nasuta,_M,_Back,_Greece,_Aegean_Islands,_Lesvos,_Mytilene_2015-02-24-13.25.23_ZS_PMax.jpg
Triepeolus_concavus,_M,_side,_Dorchester_Co,_MD_2015-09-01-12.34.25_ZS_PMax_UDR.jpg
Triepeolus_concavus,_M,_back,_Dorchester_Co,_MD_2015-09-01-11.47.37_ZS_PMax_UDR.jpg
Ancyloscelis_apiformis,_m,_paraguay,_side_2014-08-08-10.09.11_ZS_PMax.jpg
Ancyloscelis_apiformis,_m,_paraguay,_angle_2014-08-08-09.40.23_ZS_PMax.jpg
Triepeolus_concavus,_M,_face,_Dorchester_Co,_MD_2015-09-01-12.11.29_ZS_PMax_UDR.jpg
Nomada_fragariae,_F,_Back,_MD,_PG_County_2015-09-01-15.52.19_ZS_PMax_UDR.jpg
Nomada_fragariae,_F,_Face,_MD,_PG_County_2015-09-01-14.40.10_ZS_PMax_UDR.jpg
Nomada_fragariae,_F,_Side,_MD,_PG_County_2015-09-01-15.06.11_ZS_PMax_UDR.jpg
Thyreus_white_species,_f,_back,_ethiopia_2014-07-16-10.24.14_ZS_PMax.jpg
Thyreus_white_species,_f,_head2,_ethiopia_2014-07-16-10.42.14_ZS_PMax.jpg
Thyreus_white_species,_f,_side,_ethiopia_2014-07-16-10.47.03_ZS_PMax.jpg
Nomada_maculata,_m,_back,_Charles_Co._Maryland_2016-06-27-16.44.jpg
Nomada_maculata,_m,_face,_Charles_Co._Maryland_2016-06-27-16.59.jpg
Lasioglossum_platyparium,_f,_back,_Charles_Co.,_MD_2016-03-15-22.17.jpg
Lasioglossum_platyparium,_f,_side,_Charles_Co.,_MD_2016-03-15-23.30.jpg
Lasioglossum_platyparium,_f,_face,_Charles_Co.,_MD_2016-03-15-22.52.jpg
Nomada_maculata,_m,_left_side,_Charles_Co._Maryland_2016-06-27-17.12.jpg
Megachile_pruina,_f,_charlotte_county,_fl,_face_2016-08-24-13.28.jpg
Megachile_pruina,_f,_charlotte_county,_fl,_side_2016-08-24-13.44.jpg
Triepeolus_lunatus,_f,_back,_Charleston_Co.,_SC_2016-09-08-18.14.jpg
Triepeolus_lunatus,_f,_right_side,_Charleston_Co.,_SC_2016-09-08-18.37.jpg
Triepeolus_lunatus,_f,_face,_Charleston_Co.,_SC_2016-09-08-18.23.jpg
Centris_smithii,_M,_face,_Puerto_Rico,_Boqueron_2014-09-23-14.38.40_ZS_PMax.jpg
Centris_smithii,_M,_side,_Puerto_Rico,_Boqueron_2014-09-23-14.53.45_ZS_PMax.jpg
Stelis_foederalis,_M,_Side,_Michigan,_Keweenaw_County_2014-11-04-16.53.jpg
Stelis_foederalis,_M,_face,_Michigan,_Keweenaw_County_2014-11-04-17.30.jpg
Stelis_foederalis,_F,_side,_Michigan,_Keweenaw_County_2014-11-04-16.41.jpg
Stelis_foederalis,_M,_back,_Michigan,_Keweenaw_County_2014-11-04-17.13.jpg
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