U.S. Fish and Wildlife Service - The northern cardinal (Cardinalis cardinalis) is a year round resident of the eastern United States; however, they can also be found in California. Male cardinals are
Wildlife Around Las Vegas, Northern Cardinal (Cardinalis cardinalis)
Male Northern Cardinal
Northern Cardinal - Lewisboro Field Guide
Cardinals and Allies - Harpers Ferry National Historical Park (U.S. National Park Service)
Northern Cardinal Identification, All About Birds, Cornell Lab of Ornithology
Birds of Brooklyn: Northern Cardinal - Brooklyn Botanic Garden
Northern Cardinal - Cardinalis cardinalis - NatureWorks
Northern Cardinal, Cardinalis cardinalis, Red bird, beautiful bird, south Texas in February. One of the most beautiful song bird Stock Photo - Alamy
General Information about the Northern Cardinal- Cardinalis cardinalis
Cardinal, Bird, Description, & Facts
Vermilion cardinal - Wikipedia
Northern Cardinal (Cardinalis cardinalis) – RRP Field Guide