Anacondas and Evolution There are a lot of snakes on the endangered species list (see http://www.iucnredlist.org ) but the only species of Anaconda is the dark spotted anaconda ( Eunectes deschauenseei) which is not on the red list. The red list are the plant and animal species considered to face imminent extinction. Many of the snakes on the list are sea snakes which are some of the most venomous snakes on the planet. We humans have a sentient response to snakes. That means in general we react with fear at the sight of snakes. I do not like killing anything, but a few years back there was snake outside near my garage door. My daughter saw it when she left for school and told me about it. I went downstairs to look, but it was gone. An hour later it dawned me that maybe it snuck in the garage when she left. I went to the garage and looked around. There he was curled up in a corner of the garage. ...