Info

migration

Figure 11.1 Some variations in the annual cycles of birds. The break in the arrows indicates a quiescent period, when the bird is not breeding, moulting or migrating. Sequence 1: Examples: Chaffinch Fringilla coelebs, Common Redpoll Carduelis flammea, Thrush Nightingale Luscinia luscinia, Fieldfare Turdus pilaris, Jack Snipe Lymnocryptes minimus. Sequence 2: Examples: Lazuli Bunting Passerina amoena, Great Reed Warbler Acrocephalus arundinaceus, Northern Lapwing Vanellus vanellus, Green Sandpiper Tringa ochropus, various ducks. Sequence 3: Examples: Scarlet Rosefinch Carpodacus erythrinus, Wood Warbler Phylloscopus sibilatrix, Garden Warbler Sylvia borin, Least Flycatcher Empidonax minimus, Orchard Oriole Icterus spurius, Barn Swallow Hirundo rustica, Common Swift Apus apus, Whimbrel Numenius phaeopus, and some shearwaters, terns and skuas that breed and winter in opposite hemispheres. Sequence 4: Examples: Yellow-bellied Flycatcher Empidonax flaviventris, Bonelli's Warbler Phylloscopus bonelli, Purple Martin Progne subis, Alpine Swift Apus melba, Scops Owl Otus scops, Bee-eater Merops apiaster, Red-necked Nightjar Caprimulgus ruficollis, Turtle Dove Streptopelia turtur, Osprey Pandion haliaetus, Honey Buzzard Pernis apivorus, Collared Pratincole Glareola pratincola, Marsh Sandpiper Tringa stagnatilis.

Sequence 5

Sequence 6

Sequence 5

Post-breeding migration phase 2

Breeding

Breeding

Post-breeding migration phase 2

Sequence 7

Moult, phase 1

Was this article helpful?

0 0

Post a comment