Fish and Wildlife Service. This diet makes the black-footed ferret a carnivore, they are a specialized species that only live inside of the prairie dog colonies which allows for them to have a constant food source. They are placed in secondary consumers on the trophic levels. Toronto Zoo - The World's Greatest Zoo. These little creatures may seem small, but they are extremely strong, which makes them able to eat larger organisms. But even still, humans will find a way to get what they want, no matter how strong the creature is. As we all know, humans aren't great at sharing and this is very apparent when it comes to the loss of wildlife. The black-footed ferret is endangered due to direct human activities such as farming, poising, and lack of available food. Humans are very reliant on the production of crops and this causes people to destroy natural habitats and turn them into farm lands. This causes the organisms that once lived there to be pushed out of their home and shrinks the amount of available resources for them, causing the population to die off. Not only do these farmers shrink the amount of available room, but they also poison them so that they don't live in the fields. These positions also cause the population to