Canadian Brand. Noah's Ark dehydrated duck heads are a nutrient-rich, whole-prey treat that provides natural enrichment, dental support, and biologically appropriate nutrition for dogs and cats. Gently dehydrated to preserve flavour and nutrients, these crunchy treats contain bone, connective tissue, cartilage, and nutrient-dense organ matter to help support overall health and instinctual feeding behaviours. Made with no additives, preservatives, or fillers, just pure duck in a species-appropriate whole prey treat.