Buy four 8-week-old Cayuga ducks from Silver Bridge Farm — America's only native domestic duck breed, originating in the Cayuga Lake region of upstate New York in the 1840s. Stunning iridescent green-…to-black plumage shimmers purple and indigo in sunlight. Lays 100-150 black-shelled eggs per year (shells lighten to cream-white as season progresses). Listed by the Livestock Conservancy: 'Watch'. A conservation purchase. NPIP certified, AI-clean. APA Standard of Perfection recognized since 1874. Quiet, cold-hardy, and docile. Strong demand from heritage waterfowl enthusiasts and conservationists. Live delivery guaranteed.