[cayugabirds-l] Bluebird bot? flies

2014-06-13 Thread Richard Tkachuck
We had a bluebird box with six eggs. Looked in yesterday and saw one dead nearly fledged bird and one egg. We assume that the others made it out of the nest, but have not seen any around, nor the adults. However, saw about eight larvae and two pupae on the floor of the box. Can anyone tell what

Re: [cayugabirds-l] Bluebird bot? flies

2014-06-13 Thread Mike Pitzrick
Hi Richard, There's a chance that what you are seeing are bird blow flies. Bird blow flies are common in the nests of many birds, including bluebirds, swallows, chickadees, wrens, warblers, flycatchers and raptors. Research shows that heavy infestations can make nestlings anemic (cause