bagworm, roosts, burrows, phoebes, nesters, nestlings, ospreys, swifts, rookery, fledglings, mud dauber, bluebirds, plovers, killdeer, birds, herons, ibises, wrens, gnatcatchers, hatchlings, bitterns, oystercatcher, cowbird, goshawks, kestrels, catbirds, exclosure, fall webworm, eaglets, martins, avocets, baltimore oriole, spoonbills, brown creeper, belted kingfisher, terns, kinglets, phalaropes, shorebirds, redpolls, squirrels, corncrakes, dickcissel, sharptail, shearwaters, lapwings, larvae, skua, turnstones, cicada killer, titmice, sparrows, chicks, gray catbird, bobolinks, caterpillars, curlews, grosbeaks, fledge, hibernaculum, habitats, rusty blackbird, godwits, spruce grouse, gannets, eastern kingbird, auks, shrikes, pileated, wasps, passerines, songbirds, spotted sandpiper, northern parula, grackle, cygnets, broods, heronry, eiders, woodpeckers, murre, pipits, chipping sparrow, molts, wagtails, ringed plover, yellowjacket, willet, vireos, robins, piping plover, junco, vesper sparrow, wolf spider, flocks, raccoons, moult, siskin, towhees, ruddy turnstone, sedge wren, acorns, nest, bunches, clumps, dugouts, mounds, pits, pots, shelters, tunnels, bowls, burrow, clusters, heaps, pieces, stacks, stones, trays, baskets, blobs

., aix sponsa, apus apus, bank martin, bank swallow, barn swallow, birdnesting, carpenter ant, chateura pelagica, chimney swallow, chimney swift, circus cyaneus, cliff swallow, common starling, cowbird, cuckoo-bumblebee, cuculus canorus, cygnus columbianus, delichon urbica, digger wasp, european cuckoo, european swift, globular, grebe, hen harrier, hirundo nigricans, hirundo pyrrhonota, hirundo rustica, house martin, house wren, iridoprocne bicolor, kittiwake, koel, leaf-roller, leaf roller, little black ant, mantispid, marsh hawk, mason bee, mason wasp, monomorium minimum, nest, northern harrier, ovenbird, paper wasp, potter bee, riparia riparia, sand martin, sleeper nest, sturnus vulgaris, summer duck, tree martin, tree swallow, troglodytes aedon, tundra swan, weaver, weaverbird, weaver finch, white-bellied swallow, wood duck, wood widgeon, wren warbler