Biodiversity Abundance Movement ecology Age Foraging ecology Depredation Conservation biology Black-legged kittiwake Insect Biological invasions Management Oxidative stress Metabolomics Procellariiformes Breeding success Cold stress Southern Indian Ocean Corticosterone Antarctica Functional traits InvaCost Trace elements Diomedea exulans Salmonidae Diet Sea ice Sexual selection Behavioural ecology Seabird Southern elephant seal Svalbard Capture–mark–recapture Metabolism Southern Ocean Diving behavior Mitochondria Monetary impacts Bio-logging Foraging behavior Conservation Reproduction Salmo trutta Albatrosses Birds Salmonids Behaviour Killer whales Ageing Arctocephalus gazella Mercury Rissa tridactyla Demography PFAS Fish Energetics Fitness Diving behaviour Wandering albatross Migration Antarctic Biologging Sea trout Foraging Population dynamics Stress Animal migration Foraging behaviour Bioaccumulation Accelerometry Personality Morphology Seabirds Global change ACL Tracking Pygoscelis adeliae Biological invasion Dispersal Ecology Contaminants Thyroid hormones GPS Stable isotopes Mate choice Survival Phenotypic plasticity Ecophysiology Fisheries Arctic Distribution Body condition Climate change Poisson Kerguelen Disease ecology Marine predators Mirounga leonina Energy expenditure Invasive species Blood