Squid beaks, Mercury levels, Toxicology, DNA, Antarctic Regions, Gastrointestinal Contents, Animals, Mercury - analysis, Decapodiformes - genetics, Environmental Monitoring - methods, Birds - physiology, Water Pollutants, Chemical - analysis, Beak - chemistry, Decapodiformes - chemistry
Environmental sciences, Birds, Biological diversity, Endangered & extinct species, Taxonomy, Environmental Pollution - adverse effects, Marine pollution, Marine conservation, Overfishing, habitat degradation, resource competition, competencia por recursos, Spheniscidae - physiology, contaminación marina, sobrepesca, captura accesoria, bycatch, switch, degrad...
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