
“The brown marmorated stink bug (Halyomorpha halys) is an insect in the family Pentatomidae, native to China, Japan, Korea, and other Asian regions. In September 1998, it was collected in Allentown, Pennsylvania, where it is believed to have been accidentally introduced. “
— Wikipedia
This image is from a single photo taken of the bug. The Nikon D5600 was on a tripod for 2 seconds without a flash. That "gooey-looking" stuff is fly paper!
This image is focus-stacked. The depth of field is extremely slim (less than one millimeter). There are 40 images merged into one making it so the entire subject is in focus. Nikon D500 with a Nikon 105mm macro lens, aperture f/32, shutter speed 1/250s, and ISO 100 with a ring-flash using TTL.
This image is also focus-stacked due to the slim DOF and includes a U.S. dime for size reference. There are 40 images merged into one. Same specs as the previous image: Nikon D500 with a Nikon 105mm macro lens, aperture f/32, shutter speed 1/250s, and ISO 100 with a ring-flash using TTL.
For reference, this is the first photo in the stack. You will notice than only the very front of the image is in focus.
For reference, this is the last photo in the stack. You will notice that the front of the image is out of focus, but the back of the image is focused. There are about 38 other images between the first and last, each one focused on a small sliver of the scene.