Birds of the World is a powerful research database that brings together deep, scholarly content from four celebrated works of ornithology with millions of bird observations from eBird and multimedia from the Macaulay Library into a single platform.
The nuthatch's behavior helps it create a niche for itself alongside birds after the same food supply in the same place. It forages upside down on trees - allowing it to spot insects and plant matter other birds might miss. A matter of perspective.
Possible Keywords:
nuthatch
white-breasted nuthtach
Sitta carolinensis
foraging behavior
(What other keywords might you use? Pay attention as you search for other useful terms)
Research questions? Has there been research on --
Do the legs play any role in maneuvering upside down?
Food analysis - Do nuthatches find a proportional amount of the same food (insect species/plant matter) as other tree-feeding birds in the area. Are they finding anything different?
Are nuthatches more or less susceptible to predation (hawks) than other tree-feeding birds?