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(Click for frequent words.) 60 nesting 58 mating 58 breeding 58 hens 56 poult 56 molting 56 pupation 55 egg hatching 55 brood rearing 55 pupal stage 54 overwinters 54 nestlings 53 oviducts 53 laying hens 53 turkey poults 53 precocial 53 Bagworms 52 pupae 52 cowbird 52 pupal 52 farrowing 52 pullet 52 poult survival 52 molt 52 roosting 52 unfertilised 52 egg larva pupa 52 estrus cycle 51 larval stage 51 instars 51 caterpillars hatch 51 chicks hatched 51 Eggs hatch 51 overwintering 51 larval stages 51 hen 51 yellowjacket 51 larva 51 newly hatched chicks 51 poults 51 incubate eggs 51 purple finches 50 larvae pupae 50 Bechstein bats 50 oestrus 50 phalaropes 50 Ruby throated Hummingbirds 50 hatched chicks 50 reproduce asexually 50 pullets 50 moulting 50 monarch caterpillars 50 cowbird chicks 49 pollination 49 tree swallows 49 larvae 49 immatures 49 Sprague pipit 49 Piping plover 49 incubating eggs 49 wintering 49 chicks 49 eggs hatch 49 oviposition 49 caterpillars 49 larvae hatch 49 hen turkeys 49 weaning calves 49 wolf spiders 49 spotted flycatchers 49 growout 49 Mourning doves 49 broiler chicken 49 hatchability 49 farrowed 49 debeaking 49 fledge 49 pupate 49 larvae burrow 48 larval 48 nonbreeding 48 estrous 48 vaccinated DeYoung 48 tom turkeys 48 moths 48 wintering habitat 48 chicks hatching 48 calving 48 bee larvae 48 pupa 48 instar 48 Barn owls 48 cicada killers 48 brood parasitism 48 neotropical migrants 48 cows calve 48 hoop barns 48 nests 48 Muscovies 48 white throated sparrows 48 moult 48 Great horned owls 48 parasitoid 48 wasp larvae 48 hatching 48 chicks hatch 48 Dartford warblers 48 estrous cycle 48 nymphal stage 47 Tree swallows 47 insects 47 broiler breeder 47 insectivorous birds 47 foraging 47 nest 47 calving herd 47 Average hatchability 47 Barn swallows 47 cavity nesting 47 pupa stage 47 rootworm beetles 47 alfalfa weevil 47 Blue winged teal 47 broiler chicks 47 molts 47 diapause 47 breeding plumage 47 common murres 47 ovulates 47 gooney birds 47 periodical cicada 47 Soybean aphids 47 winged insects 47 BMSB 47 bagworm 47 mallard hen 47 queen bees 47 dunlins 47 insect eaters 47 darkling beetles 47 zebra finches 47 Japanese beetle grubs 47 linnets 47 hatchings 47 predatory mites 47 lambing 47 scarlet tanagers 47 fertilization 47 ringed plovers 47 chicks fledge 47 white leghorn 47 salt marsh mosquitoes 47 fungus gnat 47 wasp larva 47 avian predators 47 buffalo gnats 47 armyworm 47 grasshopper sparrow 46 prolific breeders 46 redwing blackbirds 46 common redpoll 46 calving herds 46 molted 46 hibernating mammals 46 stone curlews 46 pheasant chicks 46 blackcaps 46 insect 46 robin sized 46 cowbirds 46 painted buntings 46 winged ants 46 sparrows starlings 46 redshank 46 backyard coop 46 bobolinks 46 cottontail rabbits 46 Rufous hummingbirds 46 insect larvae 46 unbanded 46 grasshopper populations 46 greylag geese 46 tuataras 46 eider 46 ringtails 46 Nesting 46 insectivorous 46 hens roosters 46 fruiting 46 piping plover chicks 46 birds 46 vitellogenin 46 barn swallows 46 spotted sandpiper 46 chickens 46 black chinned hummingbirds 46 cowbird chick 46 loggerhead shrikes 46 silkworm 46 broods 46 Gouldian finch 46 Parasitic wasps 46 fall webworm 46 siskin 46 superb fairy wren 46 midge larvae 46 ring necked pheasants 46 checkerspot butterfly 46 lesser yellowlegs 46 brood rearing habitat 46 passerine birds 46 egg laying hens 46 newborn lambs 46 pied flycatcher 46 Pine Siskins 46 malaria vectors 46 pollinating 46 kiwi chicks 46 Swainson thrushes 46 wattled cranes 45 nesting cavities 45 plague locusts 45 hoverflies 45 trematodes 45 luna moths 45 Pintails 45 Artificial insemination 45 tiger salamanders 45 clapper rails 45 tadpole shrimp 45 Gypsy moth caterpillars 45 fungus gnats 45 catbirds 45 monarch caterpillar 45 corn buntings 45 overwintered 45 Horseshoe crabs 45 corncrakes 45 glaucous winged gulls 45 rosellas 45 fledglings 45 short eared owls 45 quail pheasants 45 rearing 45 eastern tent caterpillar 45 egg sacs 45 Nasonia 45 hen pheasants 45 swans ducks 45 mason bees 45 shrike 45 Helicoverpa armigera 45 nonmigratory 45 least Bell vireo 45 plover chicks 45 unhatched eggs 45 moths butterflies 45 hatching larvae 45 aphid 45 mantids 45 insectivores 45 rusty blackbirds 45 corn rootworm larvae 45 willet 45 whitewing 45 eastern tent caterpillars 45 egg 45 hornworm 45 cattle egrets 45 broiler chickens 45 immature bald eagles 45 estrus 45 defeathering 45 shorebirds 45 pupating 45 winter dormancy 45 glassy winged sharpshooters 45 reproduces asexually 45 Henslow sparrows 45 lesser prairie chickens 45 migrating waterfowl 45 unfertilized 45 Swainson hawks 45 mole crickets 45 turkeys pheasants 45 grackle 45 ladybird beetle 45 asexual reproduction 45 prosimians 45 rose breasted grosbeaks 45 Bumble bees 45 olive ridley 45 rufous hummingbird 45 bobwhites 45 wood stork 45 Periodical cicadas 45 storm petrels 45 parasitize 45 domesticated fowl 45 photoperiod 45 fawns 45 moth lays 45 nightjars 45 infective larvae 45 sooty shearwaters 45 Magicicada 45 forage 45 vesper sparrow 45 killdeer 45 rearers 45 forest tent caterpillars 45 ovarian follicles 45 sifaka 45 winged termites 45 Gulf fritillary 45 slugs snails 45 robins 45 hatchlings 45 sharptails 45 midge 45 Aedes species 45 Karner blues 45 Great blue herons 45 chaffinch 45 moth 45 apple maggot 45 mosquitofish 45 broiler breeders 45 aphid populations 45 kakariki 45 weaned piglets 45 Broiler chickens 45 chick rearing 45 hatchling 45 Sea turtle nesting 45 tawny owls 45 turnstones 45 Brood XIV 45 avian species 45 yellowjackets 45 lambed 45 avocets 45 carpenter bees 45 webworm 45 black chinned hummingbird 45 parasitized 45 Honey bees 45 Necedah NWR 44 chickens peacocks 44 chick hatches 44 cicada nymphs 44 lapwings 44 Sandhill cranes 44 inflorescences 44 chicks ducklings 44 white crowned sparrows 44 whiteflies 44 tent caterpillars 44 fall webworms 44 tadpoles 44 turnstone 44 flightless females 44 calves 44 chimney swifts 44 waterfowls 44 deer fawns 44 salamanders frogs 44 condor egg 44 germline stem cells 44 nesting grounds 44 overwinter 44 lapwing 44 matings 44 sperm fertilizes 44 fruitflies 44 releasing sterile moths 44 tent caterpillar 44 aedes 44 Spider mites 44 migratory shorebirds 44 boxelder bugs 44 cucumber beetles 44 nest predation 44 copulations 44 kangaroo rat 44 reproductive tract 44 newborn calves 44 chick hatching 44 Barn Swallows 44 fox sparrows 44 chick hatched 44 plover eggs 44 predatory wasps 44 passerines 44 Culex pipiens 44 migratory fowl 44 arctic terns 44 reed buntings 44 bark crevices 44 lark buntings 44 squirrels rabbits 44 triploid 44 upland sandpipers 44 fawn survival 44 waterbird 44 sawflies 44 curlew 44 roseate terns 44 nesters 44 pea aphids 44 ovipositor 44 alfalfa weevils 44 honeybee colony 44 ruby crowned kinglets 44 Polistes 44 morphologically distinct 44 Tilikum fathered 44 lactating cows 44 pollinator 44 prairie pothole region 44 Cassin auklets 44 hibernaculum 44 calving heifers 44 spawning 44 rheas 44 anopheles 44 springtails 44 ruby throated 44 Africanized bee 44 bar tailed godwits 44 tree mallow 44 mites 44 mating rituals 44 eusocial 44 Canvasbacks 44 whooping crane chick 44 wintering eagles 44 pipistrelle bats 44 ringed plover 44 ant nests 44 parasitoids 44 peahens 44 Mute Swans 44 dickcissel 44 debeaked 44 pheromone traps 44 white ibises 44 green darner 44 fertilize eggs 44 yolk sac 44 feather pecking 44 milkweeds 44 gray catbird 44 floodwater mosquito 44 froglets 44 mosquito larvae 44 Codling moth 44 Regal Fritillary 44 junco 44 nymphal 44 joeys 44 spur throated locusts 44 Purple martins 44 milkweed 44 mammals 44 wedge tailed shearwaters 44 Sharp tailed grouse 44 dragonfly larvae 44 ruby throats 44 blue tits 44 palm warblers 44 chickadees nuthatches 44 wheat midge 44 cuckoos 44 grasshoppers 44 mosquitoes 43 coccidiosis 43 turkey gobblers 43 gopher frogs 43 ibises 43 fruit flies 43 Wilson phalarope 43 Kirtland warbler 43 golden crowned kinglets 43 microfilariae 43 crossbills 43 cicada killer 43 hatching chicks 43 gray partridges 43 spe cies 43 smooth cordgrass 43 featherless 43 rowi 43 pheasants quail 43 subadult 43 phthalate syndrome 43 mason bee 43 Chimney swifts 43 silk worms 43 sclerotia 43 Chris Adriaansen 43 bees butterflies 43 gamebirds 43 bees 43 replacement heifers 43 Screech owls 43 Anna hummingbirds 43 woodrat 43 ant colonies 43 hatchery 43 selectively bred 43 sea turtle nesting 43 false codling moth 43 eastern kingbirds 43 felids 43 wasps 43 Snowy owls 43 ring necked 43 neural crest cells 43 Gentoo penguin 43 pheasants 43 dig burrows 43 calve 43 Subterranean termites 43 black cutworm 43 pupal stages 43 mayfly 43 Piping plovers 43 mayfly larvae 43 nestmates 43 whoopers 43 meadow voles 43 rufous hummingbirds 43 spur throated locust 43 flea beetles 43 leatherback sea turtles 43 mosquito 43 frogs dragonflies 43 chinch bug 43 dowitchers 43 moth caterpillars 43 beetle larvae 43 eagles nesting 43 great crested grebes 43 maternal antibodies 43 bluebirds 43 pygmy rabbits 43 peregrine chicks 43 dark eyed junco 43 cliff swallows 43 Aedes aegypti mosquitoes 43 spider mites 43 migratory geese 43 black capped chickadees 43 skua 43 red breasted nuthatches 43 eggs incubate 43 husbandry 43 blue grosbeaks 43 Baltimore oriole 43 scrub jay 43 plumages 43 Captive bred 43 Monarch caterpillars 43 screech owls 43 almond bloom 43 fertilize 43 southward migration 43 A. huxleyi 43 cavity nesters 43 western bean cutworm 43 beef cattle 43 estrous cycles 43 homing instinct 43 prairie chickens 43 whooper swans 43 weevils 43 brown thrashers 43 ringnecks 43 swiftlets 43 asexually 43 yellowhead 43 whooping crane chicks 43 bagworms 43 mayflies 43 redstart 43 nightjar 43 Yellow rumped Warblers 43 scaups 43 parturition 43 caddisflies 43 sharptail 43 towhees 43 pied billed grebes 43 artificial insemination AI 43 swiftlet 43 forbs 43 fairy tern 43 migrating shorebirds 43 eared owls 43 smolt 43 chrysalides 43 yellow bellied sapsucker 43 milkweed plants 43 Calving 43 penguin chicks 43 Manx shearwater 43 gray herons 43 budworm 43 wireworms 43 selfing 43 periodical cicadas 43 seabird species 43 plovers 43 Fertilized eggs 43 mature gobblers 43 seal pupping 43 Baltimore orioles 43 webworms 43 corn earworm 43 semipalmated sandpiper 43 endangered piping plovers 43 pollinate 43 katydid 43 lactating females 43 swallowtail butterfly 43 mourning dove 43 proverbial fox guarding 43 bans cramped cages 43 Anopheles 43 Florida scrub jays 43 triploids 43 exclosure 43 broodstock 43 mitten crabs 43 purple gallinules 43 offspring 43 dimorphic 43 ants termites 43 American wigeon 43 pastured chickens 43 spotted salamanders 43 breed prolifically 43 copulation 43 nesting roosting 43 Beneficial insects 43 trichomes 43 snowy egrets 43 Blue winged Teal 43 pheasant grouse 43 Heterodontosaurus 43 Rufous hummingbird 43 sexually reproducing 43 billed dowitcher 43 cottontails 43 parasitic wasp 43 earthworms 43 cows calved 43 parasitoid wasp 43 mallard 43 whooper 43 red crossbill 43 sap sucking insects 43 periodic cicadas 43 macaroni penguins 43 honeybee hives 43 Greater Scaup 43 nestboxes 43 mealybug 43 cedar waxwing 43 spotted sandpipers 42 roosts 42 Redpolls 42 grasshopper sparrows 42 cabbage looper 42 oocysts 42 golden plovers 42 shrikes 42 Varroa mites 42 aphids 42 strongyles 42 eaglets hatched 42 chaffinches 42 Ruffed grouse 42 Codfish Island 42 nesting females 42 wrens 42 martins 42 potato leafhopper 42 swifts 42 leafhoppers 42 larval fish 42 aegypti 42 rhinoceros auklets 42 corn earworms 42 woodcocks 42 ferruginous hawks 42 tracheal mite 42 swallowtail butterflies 42 Griffon vultures 42 leks 42 acorn woodpeckers 42 nesting birds 42 mammalian predators 42 whitetail fawns 42 homing instincts 42 Barred Owls 42 dunlin 42 courtship rituals 42 wintering grounds 42 hummingbird moth 42 gobblers 42 eastern phoebes 42 yellow warblers 42 tobacco hornworm 42 dassies 42 harvester ants 42 sexually dimorphic 42 egg follicles 42 Red winged Blackbirds 42 microbats 42 biting midge 42 eggs 42 Ruby throated Hummingbird 42 Cicada killers 42 pied wagtail 42 black bellied plovers 42 frog tadpoles 42 warblers tanagers 42 migrating flock 42 codling moths 42 beechnuts 42 bird nesting 42 winter moth caterpillars 42 Kiwi Encounter 42 Sus scrofa 42 Cicadas 42 Xenopus 42 nesting eagles 42 red crossbills 42 Lesser Flamingo 42 brent geese 42 Hairy Woodpecker 42 nocturnal mammals 42 warblers flycatchers 42 white breasted nuthatches 42 pea aphid 42 carpenter ant 42 voles 42 Murrelets 42 Flying foxes 42 exclosures 42 parasitoid wasps 42 hawksbill sea turtles 42 gentoo penguins 42 yellow rumped warblers 42 quail 42 swallow tailed kites 42 eiders 42 Neotropical migrants 42 endangered marsupials 42 Barbary macaques 42 fertilizing 42 Tundra swans 42 caddis fly 42 Least Terns 42 toadlets 42 Bullock oriole 42 moth caterpillar 42 unfertilised eggs 42 goldeneyes 42 Arabidopsis plants 42 Monarch butterflies 42 ducks geese swans 42 sucking pests 42 horned owls 42 phoebes 42 eastern meadowlark 42 pupae consume 42 nymphs hatch 42 rooster pheasants 42 song thrushes 42 hen mallards 42 spoonbill 42 tern nests 42 spoonbills 42 piercing sucking mouthparts 42 pine warbler 42 Buff Orpington 42 breeding sows 42 swarming locusts 42 emperor penguin 42 white winged crossbills 42 loon chicks 42 salt marsh mosquito 42 Floodwater mosquitoes 42 bees wasps 42 culex 42 pallid sturgeon fish 42 predatory insects 42 forest tent caterpillar 42 Brood XIX 42 dabbling ducks 42 northern goshawk 42 schistosome 42 casebearer 42 meadow pipit 42 frogs salamanders 42 Cedar Waxwings 42 Brood X 42 Ruby throated hummingbirds 42 yellow bellied sapsuckers 42 Aedes mosquitoes 42 griffon vultures 42 white crowned sparrow 42 redwings 42 pipistrelle 42 black legged kittiwakes 42 ash borers 42 Pine siskins 42 hummingbird moths 42 purple martins 42 Black footed ferrets 42 anting 42 gulf fritillary 42 subfertile 42 migratory 42 breeding colony 42 bullfinches 42 socially monogamous 42 yeast roundworms 42 greenfinches 42 introgression 42 Black capped chickadees 42 medaka 42 Apis mellifera 42 woodrats 42 rotifer 42 Nazca booby 42 Eld deer 42 glossy ibis 42 black tailed godwit 42 hooded warbler 42 red breasted nuthatch 42 beetle grubs 42 Eglu 42 ewe flock 42 Zervanos 42 monkey chow 42 budworms 42 Galerucella beetles 42 red cockaded woodpeckers 42 oocyst 42 cutworm 42 Culex mosquitoes 42 blowflies 42 bobolink 42 unhatched egg 42 shearwaters 42 ashy storm petrels 42 Africanized honey bee 42 cottontail rabbit 42 culex mosquitoes 42 wintering ducks 42 rookery 42 Gallus gallus 42 red necked phalarope 42 barn owls 42 burrows 42 uninfested 42 leaf litter 42 endangered songbird 42 egg oiling 42 downy woodpeckers 42 fox sparrow 42 weaving webs 42 locust 42 wolf spider 42 diamondback terrapins 42 lark bunting 42 owlets 42 foraging bees 42 diploid 42 cackling goose 42 parthenogenic 42 mottled duck 42 jack pines 42 almond pollination 42 caddis flies 42 boxelder bug 42 parasitic nematode 42 caterpillar larvae 42 terrestrial mammals 42 magpies crows 42 parasitic insect 42 sandhill crane 42 cheeping 42 Wilson phalaropes 42 short billed dowitchers 42 funnel webs 42 bony fishes 42 hatcheries 42 stress hormone corticosterone 42 bitterns 42 swallowtails 42 calving interval 42 blackpoll warblers 42 soybean stubble 42 dark eyed juncos 42 Wading birds 42 pipefish 42 scarlet tanager 42 waterfowl nesting 42 indigo buntings 41 newborn piglets 41 cygnets 41 woodpeckers chickadees 41 Goldfinches 41 vernalization 41 common redpolls 41 white naped cranes 41 hay silage 41 European corn borers 41 reproductive biology 41 mountain plovers 41 gestation stalls 41 culex mosquito 41 thrushes 41 Red tailed hawks 41 biting midges 41 maize cultivation 41 Brine shrimp 41 mussel larvae 41 insect eater 41 Daubenton bats 41 tunicates 41 goshawks 41 cicada 41 Olive Ridley sea turtles 41 damselfly 41 Loggerhead turtle 41 crickets 41 marine reptiles 41 red eyed vireos 41 footrot 41 wagtails 41 larval mosquitoes 41 gametes sperm 41 arctic tern 41 green lacewing 41 platypuses 41 Lesser Flamingos 41 golden plover 41 bumblebee colonies 41 ringneck 41 ruddy duck 41 tawny owl 41 heartworm larvae 41 hen mallard 41 Tent caterpillars 41 soybean aphid 41 greenheads 41 cerulean warblers 41 gosling 41 pine siskins 41 Laysan Albatross 41 coyote fox 41 Culex species 41 katydids 41 vegetatively 41 fox squirrels 41 endangered wood stork 41 Zebra mussel 41 sterile moths 41 common grackle 41 peregrines 41 mohua 41 newts 41 swarmers 41 shorebird 41 gastrulation 41 sawfly larvae 41 tasseling 41 gamebird 41 cucumber beetle 41 Siberian hamsters 41 stoneflies 41 psyllids 41 pecan nut casebearer 41 daddy longlegs 41 X inactivation 41 flocks 41 kiwi chick 41 rusty blackbird 41 squirrels chipmunks 41 grosbeaks 41 denning 41 Eastern phoebes 41 hoary redpoll