32,272 免费图片适用于生物学

水下鱼海上生活动物野生动物水西維吉尼亞州海洋洋海

A medical illustration of Clostridioides difficile bacteria, formerly known as Clostridium difficile. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

Appalachian elktoe mussel on the stream bottom

生物学水下

Chinook Salmon

Rough Scad Fish

White-pink Jellyfish

Pallid Sturgeon-1

Bluegill and other school of fish

Ash Meadows Amargosa pupfish-1

Northern Pike-9

Ash Meadows Amargosa pupfish-1

Transmission electron microscopic (TEM) image highlights the particle envelope of a single, spherical shaped, Middle East respiratory syndrome coronavirus (MERS-CoV) virion. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

A medical illustration of clindamycin–resistant group B Streptococcus bacteria. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

Short Bigeye Fish - Pristigenys alta

Bluegill-1

野生动物鱼

Candy darter-6

Presenting to a

非裔美国人人

Texas Blind Salamander-1

Mimic shiner-2

Slimy sculpin-5

Student recreation center

建筑物城市

A photomicrograph reveals numerous Gram–negative, Francisella tularensis coccobacilli, the bacterium responsible for causing the disease, tularemia. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

电子学细菌

Flounder Face

Novel Coronavirus SARS-CoV-2–This scanning electron microscope image shows SARS-CoV-2 (round gold objects) emerging from the surface of cells cultured in the lab. SARS-CoV-2, also known as 2019-nCoV, is the virus that causes COVID-19. Original image sourced from US Government department: The National Institute of Allergy and Infectious Diseases. Under US law this image is copyright free, please credit the government department whenever you can”.

Hellbender-4

Presenting to a

非裔美国人人

培养皿

实验室科学

Microscope slide

Mimic shiner-5

Slimy sculpin-3

Ash Meadows Amargosa pupfish-3

Atlantic salmon parr in Cobble Habitat

Ash Meadows Amargosa pupfish-1

Bald Eagle

Chinese Pattern

中国人中国

Chinese Pattern

中国人中国

Slimy sculpin-7

Black crappie-2

Humpnose big-eye bream - Monotaxis grandoculis

Bluegill on nest-1

Redbreast sunfish-6

Brook trout in Seneca Creek-1

Bluegill on nest-1

Test Tubes

版面模子科学

Bluegill on nest-1

Bluegill on nest-1

Redbreast sunfish

Ash Meadows Amargosa pupfish-4

Redline darter -2

Chucky Madtom

Chinook salmon-3

Brook trout in Seneca Creek-3

Brook trout in Seneca Creek-4

Porcupinefish fish

Male bowfin hides in vegetation-1

Human Ear

医疗药物健康

Amoeba Cell

Chromodoris Willani Nudibranch

Chinook salmon migrating-2

Fantail darter-1

Alewife-1

Fish in display pond-1

Allegheny Crayfish-2

Smallmouth bass-8

Smallmouth bass-4

野生动物鱼

Brook trout-1

Lung

医疗药物科学

Smiling Dinosaur

Gas mask during a nuclear scenario

Velociraptor

Anatomy of humane body

医疗药物插画

Bluegill on nest-1

野生动物鱼

Ash Meadows Amargosa pupfish-2

Woman doing chores in bathroom, cleaning of water tap

工具类厨房

Measuring black bear paw-2

哺乳动物研究

Transporting small fish back to the propagation facility

Dinosaur bone

爬行动物动物

$Sample of test tubes. A healthcare provider donning a pair of green latex gloves in order to protect herself during her subsequent interaction her next patient. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.$

医疗药物科学

医疗药物药品

Rainbow trout sac fry

Bluegill on nest-7

Stegosaurus

野生动物动物

Juvenile Chinook salmon-2

Biologists search for Fountain Darter-2

Juvenile Chinook salmon-2

Sea lemon

节肢动物生物学

Yellow Fringed Orchid-3

Young brook trout with fall leaves in water-1

Redbreast sunfish-1

Rainbow Trout-6

Pallid sturgeon-2

Largemouth bass-2

Alewife-2

Western Mosquitofish

Juvenile Dolly Varden

European Chub - Squalius cephalus

Young brook trout with fall leaves in water-2

Redbreast sunfish-2

Brook trout in Seneca Creek

Bluegill on nest-1

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