Biologist examining a water sample collected during field work.

---

Size: 5121px × 3413px
Photo credit: © MAURO FERMARIELLO/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: adult, biological, biologist, biology, caucasian, coat, equipment, examining, field, field-work, fieldwork, flask, glass, glass-ware, glassware, human, inspecting, lab, male, man, nature, outdoors, people, person, sample, water, white, work