Which aspect of the woodpecker's niche is  being decribed as overlapping the niche of the bats in the deciduous forest?

The question seems to be incomplete as it does not provide any specific information about how the woodpecker's niche overlaps with the niche of the bats in the deciduous forest.

However, in general, a niche refers to the role and position a species has in its environment - how it meets its needs for food and shelter, how it survives, and how it reproduces. A niche includes all of a species' interactions with the biotic and abiotic factors of its environment.

If the woodpecker's niche is described as overlapping with the bats, it could mean that they share some resources or habitat in the deciduous forest. This could be in terms of food (like insects), space (like tree holes for nesting or roosting), or time of activity (like being active during twilight or night hours).

To provide a more specific answer, more information about the woodpecker's and bat's behaviors and interactions in the deciduous forest would be needed.