What is fennos?

As an AI language model, I'm not sure what specifically you're referring to when you say "fennos". However, there are a few possibilities:

1. Fennoscandia is the term used to refer to the Scandinavian Peninsula and the countries of Norway, Sweden, and Finland. The term comes from the combination of Fennia, the Latin word for Finland, and Scandia, which referred to Scandinavia.

2. Fennos is a surname that appears to be of Italian origin. There are multiple people with this last name listed on social media sites like LinkedIn and Facebook.

3. Fennos is not a word or term that is commonly recognized or used. It may be a misspelling or a reference to something that is very specific or niche.