A day in the life of Britain's best-known bird reserve. Species seen: avocets, stone curlew, sand martins, baby tawny owls, dawn chorus (tits, treecreeper, finches, wren), reed and sedge warblers, nightingale, spoonbill, bittern, marsh harrier and common cranes.
A quest for the Scottish "Big Six" Species seen: osprey, crossbills, red squirrels, crested tit, (female) capercaillie, Slavonian grebe, golden eagle, dipper, grey and pied wagtails, common sandpiper, ptarmigan and dotterel.
The British Birdwatching Fair: the event of the year that any keen enthusiast should visit Species seen: great crested grebe, moorhen, coot, grey heron, cormorant, tree sparrow, common chaffinch, greenfinch, swallow, sand martin, and house martin.
Experience migration on the east coast. Species seen: Arctic tern, guillemot, razorbill, puffin, whitethroat, little stint, curlew sandpiper and knot.
Birding in winter. Species seen: tits (blue, great and coal), rock doves, Canada geese, barnacle geese, snow buntings, chough, golden eagle, Greenland white-fronted geese.
Combining birding with a holiday for a non-birding family. Species seen: mourning dove, red-bellied woodpecker, great white egret, American kestrel, black vulture, great blue heron, little blue heron, green-backed heron, tricolored heron, snowy egret, reddish egret, sandhill crane, caracara, limpkin, roseate spoonbill, wood stork, pileated woodpecker, spotted sandpiper, double-crested cormorant, anhinga, bald eagle, burrowing owl.
Species seen: guillemot, razorbill, puffin, black guillemot, kittiwake, fulmar, gannet, shag, great skuas, Arctic skuas, golden plover, red-throated diver, eider duck, storm-petrel, wheatear, twite, Shetland wren, dunlin, redshank, curlew, whimbrel, red-necked phalarope, blue-cheeked bee-eater.
Bill visits farmland in Norfolk in late July. Species seen: stone curlew, grey partridge, sky lark, corn bunting, red-legged partridge, barn owl, little owl, tree sparrow, linnet, European goldfinch, yellowhammer, reed bunting, barn swallow, house martin, Eurasian reed warbler, spotted flycatcher.
Species seen: Dartford warbler, Cetti's warbler, Montagu's harrier, great spotted woodpecker, redstart, spotted flycatcher, stonechat, linnet, tree pipit, nightjar, mute swan, chaffinch, reed warbler and Sandwich tern.
Species seen: shoveler, teal, lapwing, snipe, goldcrest, collared dove, wigeon, pink-footed goose, Egyptian goose, black-tailed godwit, grey phalarope, robin, brambling, twite, brent goose and Pallas's warbler.
Bill looks for birds in the capital in late February. Species seen: great crested grebe, grey heron, goldeneye, goosander, smew, bittern, song thrush, black redstart, water pipit, feral pigeon, Canada geese, ruddy duck, mandarin duck, rose-ringed parakeet, gadwall, coot and red kite.
Species seen: bananaquit, palm tanager, blue-gray tanager, spectacled thrush, ruddy ground dove, yellow oriole, least grebe, southern lapwing, white-winged swallow, pied water-tyrant, golden-headed manakin, bay-headed tanager, white-bearded manakin, laughing gull, royal tern, large-billed tern, cattle egret, black skimmer, common potoo, scarlet ibis, white-necked jacobin, tufted coquette, oilbird, red-legged honeycreeper, tropical kingbird, red-crowned woodpecker, rufous-vented chachalaca and red-billed tropicbird.
Species seen: whinchat, redstart, pied flycatcher, woodchat shrike, Sardinian warbler, nightingale, Audouin's gull, blue rock thrush, crag martin, black vulture, Thekla lark, Marmora's warbler, Cory's shearwater, purple swamphen, great reed warbler, moustached warbler, black-winged stilts, bee-eater, cirl bunting.
Species seen in Wales: red kite, dipper, nuthatch, redstart, pied flycatcher, wood warbler, little tern, seabird colony, chough, gull colony, house martin, fulmar, Manx shearwater.
Species seen in Poland: red-backed shrike, corncrake, golden oriole, hawfinch, white stork, aquatic warbler, white-winged black terns, great snipe, flycatchers (pied, spotted, collared and red-breasted).
Species seen: black woodpecker, short-toed treecreeper, geese (barnacle, white-fronted and bean), shore larks, snow buntings, smew, fieldfare, common buzzards, long-eared owl.
Species seen: black skimmer, 'peeps' (small wader), peregrine falcon, sharp-tailed sparrow, ruby-throated hummingbird, kestrel.
Species seen: yellow-vented bulbul, Palestine sunbird, Indian house crow, house sparrow and white wagtail, Sinai rosefinch, Lichtenstein's sandgrouse, houbara bustard, saker falcon, kingfisher, swallows, griffon vulture, great white pelican, common crane.