2,402 Free Photos of Research Center

usg macro insects bug zerene stacker patuxent wildlife research center droeg biml stackshot united states geological survey

Halictus parallelus, m, right, Prince George's Co, MD 2019-03-21-23.21.33 ZS PMax UDR

arthropod animals

Coelioxys novomexicana, f, face, Yolo, CA 2019-03-22-07.07.32 ZS PMax UDR-Recovered

arthropod animals

Cicuta maculata 3, Water Hemlock, Howard County, Md, Helen Lowe Metzman 2018-07-17-13.06.23 ZS PMax UDR

Bidens cernua, Nodding Beggartick, Howard County, Md 2017-09-28-13.45

Rubus spp., 2 Howard County, MD, Helen Lowe Metzman 2017-07-25-19.16

Bombus fraternus, f, ga, baker, back 2015-01-08-08.54.38 ZS PMax

arthropod animals

Rhododendron periclymenoides, Pinxter Azalea, Howard County, Md, Helen Lowe Metzman 2019-10-24-12.13.33 ZS PMax UDR

Ilex vomitoria, Yaupon Holly, pistillate flowers, Green Farmacy Garden, Fulton, Md, Helen Lowe Metzman 2019-10-23-17.20.38 ZS PMax UDR

Senna hebecarpa, American Wild Senna, Howard County, MD 2017-09-13-18.17

Asclepias tuberosa 3, butterfly-weed or Pleurisy root, Howard County, MD, Helen Lowe Metzman 2017-06-20-13.34

Scutellaria elliptica, Hairy Skullcap, Howard County, MD, Helen Lowe Metzman 2017-07-25-20.54

svastra obliqua, f, facefar, md, kent county 2014-07-22-10.20.19 ZS PMax

creatures animals

Wasp, m, back, Kruger National Park, South Africa Mpumalanga 2018-11-20-14.24.31 ZS PMax UDR

arthropod animals

Big butt spider, face 2020-08-17-18.30.06 ZS PMax UDR

arthropod insects

Mertensia virginica 2, Virginia Bluebell, Howard County, MD, Helen Lowe Metzman 2017-04-11-16.14

Anthidiellum perplexum, f, ga, baker, back 2015-01-07-14.11.19 ZS PMax

wildlife animals

Nomada annulata, M, Face, OH, Washington County 2014-05-23-17.01.04 ZS PMax

background animals

Viola sororia, Common Blue Violet, 2, Howard County, Md, 2018-05-17-23.14.31 ZS

Caulophyllum thalictroides 3, Blue Cohosh flower, Howard County, MD, Helen Lowe Metzman 2017-05-08-16.30

Passiflora incarnata, Passionflower, Howard County, Md., Helen Lowe Metzman 2019-10-23-19.36.09 ZS PMax UDR

Andrena andrenoides, F, side, South Dakota, Pennington County 2012-12-12-14.20.16 ZS PMax

arthropod animals

Megachile melanopyga, F, Face, Greece, Aegean Islands, Lesvos, Mytilene 2015-03-06-12.43.45 ZS PMax

Amphicarpa bracteata, hog-peanut flower wrapped around Polystichum acrostichoides, Christmas fern, Howard County, MD 2017-09-13-15.46

Lasioglossum albohirtum, F, Side, WY, Lincoln County 2014-05-30-11.28.46 ZS PMax

arthropod animals

Prunus serotina, Wild or Black Cherry flrs., Howard County, MD, HeLoMetz 2017-07-25-18.28

Claytonia virginica, Spring Beauty, Howard County, Md, 2018-05-17-15.25

Micranthes virginiensis, Early saxifrage, Howard County, MD, Helen Lowe Metzman 2017-06-09-13.49

Longhorn beetle face 2020-08-06-13.51.33 ZS PMax UDR

arthropod animals

Agapostemon nasutus, m, face, Bagaces, Costa Rica 2018-08-10-11.35.03 ZS PMax UDR

animals insects

African wasp, f, back, Kruger National Park, South Africa Mpumalanga 2018-08-10-10.59.37 ZS PMax UDR

arthropod animals

Elephantopus carolinianus, Howard County, Md, Helen Lowe Metzman 2019-10-23-15.23.18 ZS PMax UDR

Sanguinaria canadensis, Bloodroot, Howard County, MD, Helen Lowe Metzman 2017-04-03-16.07.58 ZS PMax UDR

Hieracium venosum, Rattlesnake hawkweed, Howard County, Md, Helen Lowe Metzman 2019-10-23-16.09.12 ZS PMax UDR

Black and white beetle, back, MAGLEV 2020-08-12-18.14.44 ZS PMax UDR

Lasioglossum albohirtum, F, Face, WY, Lincoln County 2014-05-30-11.09.08 ZS PMax

arthropod insects

Passiflora incarnata 2, Passionflower, Howard County, Md., Helen Lowe Metzman 2019-10-23-19.28.12 ZS PMax UDR

Claytonia virginica, 2, Spring Beauty, Howard County, Md, 2018-05-17-15.17

Circaea quadrisulcata, Enchanter's Nightshade, Howard County, Md, Helen Lowe Metzman 2019-10-23-14.07.43 ZS PMax UDR

Ilex vomitoria 2, Yaupon Holly, pistillate flowers, Green Farmacy Garden, Fulton, Md, Helen Lowe Metzman 2019-10-23-17.10.50 ZS PMax UDR

Apocynum cannabinum 2, Hemp Dogbane, Howard County, Md, Helen Lowe Metzman 2019-10-23-12.14.41 ZS PMax UDR

African wasp, f, right, Kruger National Park, South Africa Mpumalanga 2018-08-10-11.17.07 ZS PMax UDR

arthropod animals

Lindernia dubia (Linnaeus) Pennell, False Pimpernel, Howard County, Md, Helen Lowe Metzman 2019-10-23-17.42.24 ZS PMax UDR

Hepatica nobilis var. obtusa, Roundlobe Hepatica, Howard County, MD, Helen Lowe Metzman 2017-05-26-20.21

Andrena confederata, f, side, Pr Georges Co, MD 2016-03-16-11.44

arthropod animals

Scutellaria elliptica, Hairy Skullcap flower close up, Howard County, MD, Helen Lowe Metzman 2017-07-25-20.44

Cicuta maculata 2, Water Hemlock, Howard County, Md, Helen Lowe Metzman 2018-07-17-12.52.39 ZS PMax UDR

Circium discolor, Field Thistle, Howard County, Md, HLM 2019-03-22-17.59.54 ZS PMax UDR 1

Eucera fulvohirta, M, Baker County, Georgia, side 2015-01-08-12.05.28 ZS PMax

animals insects

Geranium maculatum, Wild Geranium, Howard County, MD, HeLoMetz 2017-05-26-20.16

Chelone glabra 4, White turtlehead, Howard County, Md, Helen Lowe Metzman 2019-03-22-18.34.52 ZS PMax UDR 1

Packera aurea, syn. Senecio aureus 2, involucres golden ragwort, Howard County, MD, Helen Lowe Metzman 2017-06-20-15.55

Mink, M, Foot, toe pads, MD, PG County, Bowie 2015-03-03-12.02.23 ZS PMax

Bidens cernua, Nodding Beggartick backside flower, Howard County, Md 2017-09-28-13.35

Diospyros virginiana, Persimmon staminate flower, Howard County, MD, Helen Lowe Metmzn 2017-06-16-15.37

Chelone glabra 2, White turtlehead, Howard County, Md, Helen Lowe Metzman 2019-03-22-18.47.06 ZS PMax UDR 1

Passiflora incarnata 4, Passionflower, Howard County, Md., Helen Lowe Metzman 2019-10-23-19.34.15 ZS PMax UDR

Cunila origanoides, American Dittany, Howard County, MD, Helen Lowe Metzman 2017-09-13-16.16

Megachile mendica, F, Side, TN, Polk County, floral species Pityopsis ruthii, collected 9.28.2013 2014-02-23-11.12.05 ZS PMax

animals insects

Coreopsis verticillata 3, Whorled tickseed, Howard County, Md, Helen Lowe Metzman 2019-10-23-14.20.45 ZS PMax UDR

Aralia spinosa, flower close-up, Devil's Walking Stick, Howard County, Md, Helen Lowe Metzman 2017-08-09-16.24

Physocarpus opulifolius 2, Ninebark, flower inflorescence, Green Farmacy Garden, Howard Co, Md, H Metzman 2018-06-20-20.38.53 ZS PMax UDR

Physocarpus opulifolius, Ninebark, flower inflorescence, Green Farmacy Garden, Howard Co, Md, H Metzman 2018-06-20-20.43.26 ZS PMax UDR

Asclepias tuberosa 2, butterfly-weed or Pleurisy root, Howard County, MD, Helen Lowe Metzman 2017-07-19-13.15.48 ZS PMax UDR

Packera aurea, syn. Senecio aureus, golden ragwort, Howard County, MD, Helen Lowe Metzman 2017-06-20-16.01

Helianthus angustifolius L. 3, Swamp Sunflower, Howard County, Md, Helen Lowe Metzman 2019-10-23-15.47.30 ZS PMax UDR-Recovered

Triepeolus concavus, M, back, Dorchester Co, MD 2015-09-01-11.47.37 ZS PMax UDR

arthropod animals

Asclepias tuberosa, butterfly-weed or Pleurisy root, Howard County, MD, Helen Lowe Metzman 2017-06-20-13.40

butterfly animals

Sassafras albidum, Sassafras staminate flowers, Howard County, MD, Helen Lowe Metzman 2017-07-25-20.19

landscape insects

Longhorn beetle back, full body shot 2020-08-06-13.58.52 ZS PMax UDR

arthropod animals

Monarda didyma, Beebalm, Howard County, MD, Helen Lowe Metzman 2017-07-25-15.18

Nomada annulata, M, Back, OH, Washington County 2014-05-23-16.46.43 ZS PMax

background animals

Rhododendron periclymenoides 2, Pinxter Azalea, Howard County, Md, Helen Lowe Metzman 2019-10-24-12.10.08 ZS PMax UDR

Hylaeus ornatus, F, Side1, MD, Dorchester County 2015-09-17-10.58.21 ZS PMax UDR

united states bee

Augochlorella gratiosa, F, Face, Raleigh, NC 2015-02-27-19.00.15 ZS PMax

arthropod animals

Caulophyllum thalictroides 2, Blue Cohosh flower, Howard County, MD, Helen Lowe Metzman 2017-05-26-18.06

Elephantopus carolinianus 3, Howard County, Md, Helen Lowe Metzman 2019-10-23-15.18.14 ZS PMax UDR

Iris versicolor, Blue flag Iris, Howard County, MD, Helen Lowe Metzman 2017-06-01-13.32

Pontederia cordata, Pickerelweed, Howard County, MD, Helen Lowe Metzman 2017-07-25-17.46

Cunila origanoides 2, American Dittany, Howard County, MD, Helen Lowe Metzman 2017-09-13-16.04

butterfly animals

Mink, M, Foot, bottom, MD, PG County, Bowie 2015-03-03-11.42.55 ZS PMax

united states nail

Coreopsis verticillata 2, Whorled tickseed, Howard County, Md, Helen Lowe Metzman 2019-10-23-14.13.52 ZS PMax UDR

Ageratina altissima, White Snakeroot, Howard County, Md, Helen Lowe Metzman 2019-03-22-18.55.04 ZS PMax UDR

Sisyrinchium angustifolium, Narrow-leaf-blue-eyed-grass, Howard County, MD, Helen Lowe Metzman 2017-07-25-21.12

spring beauty 2015-04-10-21.13.40 ZS PMax

Triepeolus concavus, M, face, Dorchester Co, MD 2015-09-01-12.11.29 ZS PMax UDR

Circium discolor 2, Field with white tomentose leaf Howard County, Md, HLM 2019-03-22-18.04.59 ZS PMax UDR 1

Sambucus nigra spp. canadensis, American black elderberry close-up, Howard County, MD, Helen Lowe Metzman 2017-07-25-19.35

Allium tricoccum 2, Ramps, flower, GFG, Howard County, Md, Helen Lowe Metzman 2018-07-13-15.52.41 ZS PMax UDR

Sambucus nigra spp. canadensis, American black elderberry close-up 2, Howard County, MD, Helen Lowe Metzman 2017-07-25-19.29

Eucera fulvohirta, M, Baker County, Georgia, face tongue 2015-01-08-11.44.19 ZS PMax

animals insects

Verbena hastata 2, Howard County, MD, Helen Lowe Metzman 2017-08-07-19.24

Diospyros virginiana, Persimmon staminate flower, Howard County, MD, Helen Lowe Metmzn 2017-06-17-14.19

Hieracium venosum 2, Rattlesnake hawkweed, Howard County, Md, Helen Lowe Metzman 2019-10-23-15.59.15 ZS PMax UDR

Lindernia dubia (Linnaeus) Pennell 2, False Pimpernel, Howard County, Md, Helen Lowe Metzman 2019-10-23-17.29.12 ZS PMax UDR

Echinacea purpurea, Howard County, Md, GFG, Helen Lowe Metzman 2018-07-17-15.15.13 ZS PMax UDR

Helianthus angustifolius L. 2, Swamp Sunflower, Howard County, Md, Helen Lowe Metzman 2019-10-23-15.44.26 ZS PMax UDR

Sisyrinchium angustifolium 2 close up flower, Narrow-leaf-blue-eyed-grass, Howard County, MD, Helen Lowe Metzman 2017-07-25-21.06

Triepeolus concavus, M, side, Dorchester Co, MD 2015-09-01-12.34.25 ZS PMax UDR

arthropod animals

Echinacea purpurea, disk flower 2, Howard, Md, GFG, Helen Lowe Metzman 2018-07-17-15.22.51 ZS PMax UDR

animals insects

EDGAR STEPHENS, PROFESSOR OF ENVIRONMENTAL SCIENCE AT STATEWISE AIR POLLUTION RESEARCH CENTER, USING - NARA - 542661

california history

2301 - 2400 of 2,402 Next page

/ 25