The breeding Caspian plover male has a chestnut brown breast band; the breast is grey or greyish-brown in the non-breeding male. The upper photo taken in the Ngorongoro CA is courtesy of Siegfried Woldhek. The middle birds were photographed in Maswa GR, courtesy of Colin Beale and the lower birds, in Yaida Valley. Click the photo above to see 10 enlargements that include breeding and non-breeding birds.