Nature & Environment
Make a bird house
...based) on the outside only and keep it away from the edges of the entrance hole where the birds will often peck at the wood. A piece of roofing felt on the sloping roof will help to keep the wood dry. 1. Mark out your plank of wood. Here are the dimensions of the different sections, assuming your wood is 2 cm thick: [Dimensions of nesting box pieces] 2. Drill a hole 4-5...