Butterflies, birds, and other helpful wild creatures create an ecological balance in any yard, as demonstrated in a guide to creating the kind of garden that welcomes beneficial and desirable species of wildlife while controlling damaging and harmful species.
Pretty book, good for getting some ideas for your garden, but I was left disappointed by it's lack of depth. Worthwhile early in the stages of planning a garden to attract wildlife, but you are going to want to move on to more detailed guides well before you begin planting.