For the new study, she and 16 graduate and undergraduate students gathered nearly 20,000 photographs of raccoons across the contiguous U.S. from the community science platform iNaturalist. The team found that raccoons in urban environments had a snout that was 3.5 percent shorter than that of their rural cousins.
Or maybe people in cities take more photos of “cuter” animals?
Or maybe people in cities take more photos of “cuter” animals?
I mean every raccoon in the study was photographed. So this wouldn’t explain any difference within that sample.
If they’re iNaturalist photo submissions then they’re submitting every raccoon (and other animal) they see