In fact, web surfers seem to prefer lists instead of descriptive paragraphs most of the time. It's probably because lists are easier to read and understand when viewed on a computer screen. You can do this with a graphic image or you can use the built-in horizontal ruler tag. There are many hundreds of great search engines available on the net. Don't restrict yourself to just one - use whatever is appropriate for what you are doing.
Some spiders are malignant and are used by spammers to harvest email addresses.
These engines should be blocked or denied where possible, and you need to take steps to ensure that your addresses are not siphoned off into some spammers database. There are many plug-ins available which will make your pages look great, but may annoy your visitors. They've worked hard on it. Generally if you ask they will let you use it. Sites are submitting like crazy to your awards program.