Animals Using Tools

Usually, the blue jay, titmouse, and some of the other birds will grab the peanuts from our patio and scram. Sometimes they prefer to stay and dine on the delicacy. We have seen them peck at seeds and nuts, and we snicker when they step on them to hold them while trying to get the nut open. Are they using tools? Making use of what is available may be loosely considered tool use, but that does not fit better definitions. RGBStock / Adrian van Leen I consider my unregistered assault keyboard a tool, as well as the computer. The word tool is a mite difficult to define. One says that a tool is an external object used to manipulate, or gain information from, an environment. Fine, we'll use that for this discussion. Believers in atoms-to-assassin bug evolution have a mighty difficult time explaining tool use. After all, their puny god Natural Selection should have favored critters with the ability to fashion tools, learn to use them, pass the knowledge along, and ...