Researchers used artificial nests to test two methods for reducing the nest predation of vulnerable and endangered ground-nesting birds. The study showed that red foxes can be more easily deceived into not eating bird eggs than raccoon dogs. The methods could be used alongside hunting and offer an alternative, non-lethal solution for creating protection for vulnerable prey. Readmore; https://phys.org/news/2022-10-endangered-birds-predators-chemical-camouflage.html