Archaeopteryx lithographica, Berlin specimen. Wood engraving after an illustration by Wilhelm Dames from H. N. Hutchinson's "Extinct Monsters and...
soil test. a woman botanist conducting tests of soil samples in an organic vegetable farm. - 標本容器 個照片及圖片檔
biologist in protective workwear collects water samples from the chemical plant. - 標本容器 個照片及圖片檔大自然, 危險
Visitor looks at ammonite fossils at Beijing Museum of Natural History on August 2, 2022 in Beijing, China.
over the shoulder view of senior asian man relaxing on sofa at cozy home, examining insect collection specimens with magnifying glass. happy retirement life, hobbies and interests for the elderly concept - 標本容器 個照片及圖片檔退休, 昆蟲, 激情
The bat specimen on display at the "Enlightenment Of COVID-19" science exhibition on July 18, 2021 in Wuhan, Hubei Province, China. The exhibition...武漢
The top of a swab specimen containing Monkeypox virus is labeled "Bio Alert at the UW Medicine Virology Laboratory on July 12, 2022 in Seattle,...猴痘, 美國, 病毒
Blood specimen collection tubes are seen in the laboratory of Bellville Medical Center, in Bellville, Texas, September 1, 2021. - Hospitals in Texas...實驗室
cell sample being pipetted into multi well plate containing growth medium in laboratory - 標本容器 個照片及圖片檔實驗室, 幹細胞
Susan Wall transfers a specimen of Hieracium canadense Michx., also known as Canadian hawkweed, that was collected in August of 1949 from Norway,...
