What it looks like: This significant (up to two inches long), fuzzy, grey/brown spider is indigenous to many areas of The usa. But Even with its scary title, this spider is nonaggressive and will only bite if it feels threatened. Flea bites: Flea bites are most similar to mattress bug https://bitefromabedbug11110.goabroadblog.com/29310491/the-med-diet-diaries