Sentences with phrase «microscopic animals forming»
A new study shows dispersants are deadly to microscopic animals forming an important link in the Gulf food chain.
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Most free - living nematodes are microscopic, though a few parasitic forms can grow to several meters in length (typically as parasites of very large animals such as whales).
The team used stable isotope labels to trace plant litter - derived carbon and nitrogen as the litter decomposed and formed soil, specifically the fraction of soil called organic matter, which comes from plant inputs and microscopic animals.
The specific forms of each coccolith most likely evolved under pressure from zooplankton, the microscopic animal group a notch up the food chain that developed mandibles, claws, and other accoutrements for getting past the hard calcite coccoliths.
Sponges range in size from very small microscopic forms that bore into shells and corals to large showy animals that a SCUBA diver could sit in.
The Georgia Institute of Technology and Universidad Autonoma de Aguascalientes (UAA), Mexico, have tested the toxicity of oil particles dispersed with Corexit, the dispersant used in the BP oil spill, on rotifers, microscopic animals that form an important link in the Gulf food chain, and which are common subjects in marine toxicity tests.