Derrick Z. Jackson A wing and a prayer Many bird species are flourishing in Massachusetts — but the news isn’t all good ← Related Article Visit The Boston Globe Share on Twitter Share on Facebook Comment on this Scroll to top of page Istockphoto Thriving: Cultivated suburban gardens have helped ruby-throated hummingbirds. Istockphoto Declining: Brown thrashers disappeared entirely from the Lower Berkshire Hills. Derrick Z. Jackson/Globe staff Thriving: Wild turkeys are the state's biggest success story of native bird species. Derrick Z. Jackson/Globe staff Declining: The common loon increased their breeding distribution, but chick survival rate is low. Istockphoto Declining: Mass Audubon describes the Eastern meadowlark as "imperiled" due to loss of grasslands. Istockphoto Declining: American kestrels are disappearing all over the state, and are almost gone from Cape Cod.