Keywords are very important in Blogs. First of all you have to make sure your tile is strong with keyword. Second make sure you mention keywords in your blog’s body as well. Best practice is not to use more then 5 keywords in 500 words paragraph.
You can help the HubPages community highlight top quality content by ranking this answer up or down.
If you have a website (a blog, for example) where you talk about raising the moles in captivity, I am sure you would have when someone searches for "moles" into Google, your site comes first. There are many techniques to move up in search engines and SEOs are the people who were knowledgeable about these techniques, we worry about them running.
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Search Engine Optimization (SEO) tips and tricks part 1