Tree stump orb-weaver spider (family Araneidae). Close-up of a tree stump orb-weaver spider camouflaged on a twig. This species of orb-weaver mimics t

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Tree stump orb-weaver spider (family Araneidae). Close-up of a tree stump orb-weaver spider camouflaged on a twig. This species of orb-weaver mimics the appearance of the end of a twig in order to avoid predators.

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Size: 5120px × 3413px
Photo credit: © MELVYN YEO/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: agencies, agency, analysis, detection, dye, ecology, environment, flow, fluorescein, fluorescent, groundwater, leak, mapping, pollutants, pollution, resource, sewer, studies, toxic, toxicity, tracer, tracing, tracking, water, waterflow