From the industrious bumblebee to the acrobatic click bettle, nine out of every ten living things are insects, the most successful creatures ever to have lived on earth. The author phobes the secret of their success and describes the contributions of their success and describes the contributions they make to life on our plant. Full color throught.From the industrious bumblebee to the acrobatic click bettle, nine out of every ten living things are insects, the most successful creatures ever to have lived on earth. The author phobes the secret of their success and describes the contributions of their success and describes the contributions they make to life on our plant. Full color throught.