Bird's nests in scale made from tiny fragments of dead branches and white glue. Each is built around a small armature which is removed, leaving a depression for the birds. Recommend using Preiser's #10169 Birds of Prey. SIX nests per package, each 3/16" to 1/4" in diameter on the outside. Not seen in picture: Each set of six (6) Bird's Nests come packaged in a protective plastic tube (Eppendorf tube) for integrity during shipping. Product does not include scale model birds.