There is a shortage of natural nesting sites, which is thought to be one of the major factors behind the decline of some of our once most-common birds. By putting up nest boxes, such as this, which replicates a bird\'s natural nesting preferences, you can encourage them to breed near your home. Different species prefer different nest boxes and our range has been designed by our team of ornithologists to optimum dimensions for the species concerned. Look out for regular visitors to your garden and choose a box which best suits their needs. You can check this using our hole size guide. This nest box is made of Eco-Plate, a material made from recycled materials which is extremely weather resistant and protects against attacks by woodpeckers and other predators. This 32mm hole wooden nest box will be used by House Sparrows, Redstarts, Tree Sparrows and Great Tits. The oval hole is preferred by House Sparrows and Redstart over traditional round-hole nest boxes and House Sparrows in partic...