Related by context. Frequent words. (Click for all words.) 81 bee populations 71 honeybee colonies 71 bee colonies 64 varroa mite 60 Colony Collapse Disorder 59 honeybee 59 insect populations 57 honeybees 57 chytrid fungus 55 honey bees 53 beekeepers 53 overharvesting 52 overhunting 51 species 51 crop yields 51 honey bee 51 insect pest 51 invasive pest 50 milder winters 50 Invasive species 50 pollinators 50 amphibian species 50 whitefly 50 insect pests 50 varroa 49 insect infestations 49 fungus 49 fungal disease 49 pesticide poisoning 49 whitebark pine 49 deer herds 49 waterbirds 49 pollination 49 Soybean rust 49 species extinctions 49 Overfishing 48 overgrazing 48 insects 48 coastal ecosystems 48 purple loosestrife 48 bumblebees 48 beetle infestation 48 cattle herds 48 invasive species 48 aquatic ecosystems 48 mountain pine beetles 48 bee hives 47 infestations 47 tick borne diseases 47 Severe drought 47 pests 47 whiteflies 47 hemlocks 47 cereal crops 47 Droughts 47 bird species 47 fungi 47 crops 47 dairy herds 47 mites 47 ecosystems 47 bumble bees 47 insect 47 beetles 47 mammals 47 habitat degradation 47 Aphids 46 invasive weed 46 biodiversity 46 amphibians 46 herds 46 woody plants 46 bees 46 marine ecosystems 46 ocean ecosystems 46 habitats 46 gypsy moth 46 harmful algal blooms 46 infestation 46 stink bug 46 dieback 46 hives 46 frog species 46 mosquito populations 46 aphid 46 overfishing 46 overwintering 46 populations 46 bark beetle 45 megafauna 45 warmer winters 45 insect infestation 45 bee keepers 45 nematode 45 gypsy moths 45 cattle herd 45 nematodes 45 Harvests 45 gray squirrels 45 beetle 45 aphids