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The Song Thrush typically nests in forest with good undergrowth and nearby more open areas, and in western Europe also uses gardens and parks.It breeds up to the tree-line, reaching 2,200 metres (7,250 ft) inSwitzerland.ew birds make better use of the structures provided to them for nesting sites than the osprey. Its nest is so large that it requires a sturdy site, so the bird will construct â¦ nests on telephone poles and platforms along coasts and lakes. The osprey's nest is comprised of vines, sticks, sod and other materials.
Numbers have declined seriously in recent decades. Cowbirds lay many eggs in their nests, so the thrushes often raise mainly cowbirds, with few young of their own. As forests are cut into smaller fragments, it apparently becomes easier for cowbirds to penetrate these small woodlots and find more of the thrush nests.umbers have declined seriously in recent decades. Cowbirds lay many eggs in their nests, so the thrushes often raise mainly cowbirds, with few young of their own. As forests are cut into smaller fragments, it apparently becomes easier for cowbirds to penetrate these small woodlots and find more of the thrush nests.