It’s a popular time of year to supplement their food with backyard bird feeders. Bird feeders and bird fluFor backyard birding enthusiasts, there is good news and bad news. Passerines–the types of birds that are generally found around backyard bird feeders–are not dying from bird flu as frequently. Other illnesses to watch for at bird feedersSalmonella can be brought into bird feeders from wild sources, including reptiles. picture allianceGeneral bird feeder safetyKeeping bird feeders clean and regularly maintaining them is critical for preventing a whole host of illnesses, not just bird flu.