Related by context. Frequent words. (Click for all words.) 58 Adelie penguins 54 penguin colonies 53 refugia 51 waterbird 51 rookeries 51 Irrawaddy dolphin 51 Arctic foxes 51 montane 50 killifish 50 Pribilof Islands 49 emperor penguin 49 murrelet 49 pine marten 49 eiders 48 seagrass meadows 48 Bornean 48 populations 48 red cockaded woodpeckers 48 Svalbard archipelago 48 petrels 48 nesting colony 48 Emperor penguins 47 Wadden Sea 47 migratory bird species 47 temperate rainforest 47 aquatic invertebrates 47 species 47 Hawaiian monk seals 47 Pribilofs 47 Beluga whales 47 subarctic 47 Barn owls 47 lowland forest 47 Albatrosses 46 narwhals 46 saiga 46 caribou herds 46 Sea otters 46 overhunting 46 biodiversity hotspot 46 wood stork 46 Magellanic penguins 46 kittiwakes 46 extirpation 46 deciduous forests 46 hawksbill turtles 46 Amur leopard 46 Galápagos 46 temperate forests 46 upland habitat 46 northern spotted owls 46 freshwater habitats 46 endemic species 46 Leatherback 46 nesting habitats 46 dunlin 45 Humpback whale 45 reindeer herding 45 endemics 45 bioregion 45 pupfish 45 shearwater 45 lowland gorillas 45 Bicknell thrush 45 hellbender 45 avian species 45 muskox 45 breeding colonies 45 boreal 45 Hector dolphins 45 short tailed albatross 45 migratory patterns 45 intertidal 45 tundra swan 45 Whooping Crane 45 leatherback turtles 45 arctic tundra 45 reintroductions 45 godwits 44 golden plover 44 Great Bear Rainforest 44 giant tortoise 44 echidnas 44 Galapagos islands 44 vertebrate species 44 amphipods 44 marine reptiles 44 seabird populations 44 habitats 44 habitat 44 migratory bird populations 44 reedbeds 44 orca whales 44 migratory habits 44 Polar Regions 44 hornbills 44 Humboldt penguins 44 endemism 44 Extinctions 44 waterbirds 44 chytrid