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