You will probably be able to name some of the more common invertebrates you find but there may be several you cannot put a name to. An identification book will help you but you can also use a key. Here is one specially designed to identify the more common animals found living in leaf letter.
When using the key you have first to decide whether the unknown creature has legs or not. Having decided that, follow the key down until you arrive at the name of that creature.
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