· Costa Rica has a lot of snakes and many of them are capable of making your life pretty miserable. However, of the four snakes currently on our list of Costa Rica's most dangerous animals, the ferdelance is unquestionably the most vicious of the lot. In fact, the ferdelance is the most deadly snake in the whole country, responsible for nearly half of all bites .
1. Re: bug bites. I live in the south and the bugs down here can get bad, but not like CR. At home I can just use light, kids friendly, good smelling bug spray. Not the case in CR. I know some people believe that the b vitamin doesn't work, but for .