I like the amazing world that opens up when you stop in the forest and start observing really closely what is happening around you. There are many creatures that you would otherwise pass by without noticing. The above spider was moving along a single line of spider web. This little fellow went almost unnoticed with the protective coloring:

For tech geeks:

The spider shots were taken with my Nikkor 50/1.4 lens and 54mm of extension rings. I had an external flash under the spider to give some light and to illuminate the spider web. The bottom photo is taken with my 50-150/2.8 Sigma and 54mm of extension rings.