Arctic Insect Recovery Biological invasions Kerguelen Abundance InvaCost Antarctica Disease ecology Body condition Conservation Mate choice Global change Biodiversity Individual quality Prolactin Rissa tridactyla Foraging behaviour Predation Ageing Salmo trutta Mercury Metabolomics Foraging ecology Corticosterone Phenotypic plasticity Ontogeny Mirounga leonina Sea ice Black-legged kittiwake Birds Bio-logging Sea trout PFAS Monetary impacts Southern elephant seals Capture–mark–recapture Penguins Age Antarctic Metabolism Depredation Ecology Energy expenditure Bioaccumulation Seabird Stable isotopes Poisson Pygoscelis adeliae Phenology Southern elephant seal Stress Invasive species GPS ACL Cold stress Thyroid hormones Killer whales Fish Oxidative stress Albatrosses Telomere Foraging behavior Svalbard Marine spatial planning Personality Southern Ocean Management Distribution Survival Mitochondria Diet Energetics Petrels Climate change Foraging Seabirds Morphology Breeding success Diving behavior Fisheries Salmonidae Subantarctic Salmonids Diomedea exulans Reproduction Diving behaviour Dispersal Behavioural ecology Tracking Sexual selection Migration Biological invasion Movement ecology Biologging Population dynamics Southern Indian Ocean Conservation biology Procellariiformes Fitness