Portrait of a woman biologist in a protective mask and a white dressing gown exploring an underground cave where water flows through the cracks in the rock.
Portrait of a female biologist in a protective mask and a white dressing gown in glasses, which, with rude captives, explores an underground facility.
Scientists in white protective costumes investigate mysterious caves
Two biologists in protective suits exploring ground and plants in woods and inspecting junk
Two biologists in protective suits exploring ground and plants in woods and inspecting junk using digital tablet
A female biologist records data in an underground cave with a dangerous virus and chemical contamination
Two biologists in protective suits exploring ground and plants in woods and inspecting junk, entering data in the digital tablet
Biologists take a sample of water that cracks down from the cracks in the rocks in the underground caves.
Woman in protective clothing wearing a helmet, mask and illuminated head lamp working underground with a team of colleagues taking notes on a clip board in the darkness in underground tunnel or cave.
Protective helmets flying down into the dark cave
Ecologist, biologist regulates the air supply in a protective suit in a toxic zone
Virologist in protective costume and respirator disinfects surfaces.