Build a hedgehog a home: View
British Hedgehog Preservation Society advice on creating hedgehog homes and designs for building them.
Build an insect / bug "hotel": View
RSPB guidance on how to build (or buy) a shelter to help your local invertebrate population.
Everything you need to know about making bat boxes: View
The Bat Conservation Trust web page giving guidance and advice on bat boxes with links to detailed designs
Make a bird nestbox: View
RSPB advice and design information for making a bird nestbox
Options for your own wildlife pond: View
RSPB guidance on making small to large ponds for wildlife