Troyer's SuperGourds with Round Entries, Pack of 12

Add several roosting spots for martins to your backyard using these Troyer's Birds' Paradise SuperGourds with Round Entries. This package contains 12 rugged, plastic gourds, which were engineered based on 20 years of research into the breeding biology of purple martins. This research found that purple martins have higher fledgling rates in large, white gourds than they do in typical aluminum martin houses, and these units will certainly meet the needs of these birds. The one-piece, plastic body has no seams, for protection from the elements, as well as a molded rain canopy above the 2" diameter entry. Seven drainage holes on the base of each item allow any captured water to exit rapidly, ensuring nestlings remain dry and safe. Molded ribs along the top of the canopy offer texture for martins, acting as a perching platform for versatility. An access port on the side of the unit is large enough for a human hand to reach into the nest, allowing easy monitoring and maintenance, and i