Pure Cayuga duck eggs for incubating and hatching. £20 for 6. We have 10 ducks (8 hens and 2 Drakes) ensuring a constant fresh supply of eggs. We test a batch of eggs at least every 2 weeks to monitor fertility and have had over 90% fertility in every batch this season. The adult birds are beautiful only one female has a small patch of white on her chest. Eggs can be posted 1st class in polystyrene boxes for £5.50 per half dozen. See Bisley Birds on Face Book for more pictures.