Yes: Influenza b virus is a respiratory virus spread by coughing, etc. The two main types of influenza occurring during flu season are influenza a and influenza b. Influenza b often causes more GI symptoms.
Excavators are vehicles that are used on construction sites to move material. 1  slide 1 of 2. Excavators: Also Known as Diggers and Backhoes An excavator uses hydraulics or a wire rope pulley system to dig holes or trenches and is, therefore, often called a digger. 2  slide 2 of 2. Examples of Excavators.
The challenge with using an excavator or back hoe is access, clean up and the root ball removal. Sometimes if the tree stump is small enough a bobcat is capable of pushing the stump out of the ground rather than digging it out. Bobcats have a much greater minimum price than tree stump grinding machines.