Related by context. Frequent words. (Click for all words.) 84 polar bear 65 grizzly bears 64 caribou 60 penguins 59 grizzlies 58 moose 57 endangered species 57 whales 57 wolves 56 lynx 55 Arctic 54 marine mammals 53 grizzly 53 wolf 53 sea lions 53 grizzly bear 52 otters 52 dolphins 51 tigers 51 species 51 seabirds 51 habitat 50 killer whales 50 sage grouse 50 bald eagles 50 Arctic Ocean 50 cougars 49 amphibians 49 mammals 49 beavers 49 sea creatures 49 turtles 49 Inuit 49 Endangered Species Act 48 otter 48 Antarctic 48 glaciers 48 whale 47 gorillas 47 wild salmon 47 reindeer 47 penguin 47 Whales 47 tundra 47 mammal 47 arctic 46 orangutans 46 kangaroos 46 polar ice 46 leopards 46 rhinos 46 critters 46 habitats 46 marine mammal 46 giraffes 46 manatees 46 salmon 46 wildlife 46 Antarctica 45 Polar Bears 45 owls 45 bison 45 creatures 45 sea turtles 45 coral reefs 44 elk 44 carnivores 44 endangered 44 cubs 44 bald eagle 44 manatee 44 bird species 44 animals 44 elephants 44 seals 44 cougar 43 raptors 43 bears 43 beaver 43 mountain lions 43 alligators 43 corals 43 owl 43 commercial whaling 43 North Pole 42 oceans 42 antelope 42 swans 42 polar 42 dolphin 42 global warming 42 rainforests 42 killer whale 42 permafrost 42 fauna 42 foxes 42 rhino 42 subspecies 41 toads 41 climate change 41 eagles