The business name is simply that, a name, a way to identify a business, entity, or individual. Due to the potential value of a trademark and the inherent property rights entailed within a trademark, the application for a trademark is much more complicated.
These are two separate questions. Organisms do not serve evolutionary purposes. Traits within organisms affect their survival, which might be thought of as evolutionary purpose. Even that is still not quite right. This question might better ask for ecological purpose. Ants have many such purposes. They clean up dead organisms as scavengers.
All ants have six legs. Each leg is made up of different segments, each one having two claws at the base of what the ant uses these claws to hold on the services and actually dig deep into small purposes. It's great sense of touch is due to the enormous amount of receptors that it has on the bottom of its feet. These are called tactile receptors that, in conjunction small hairs let them know all the different spots where it can grasp to hold on.