单词	eastern bluebird
释义	eastern bluebird noun often capitalized E : a bluebird (Sialia sialis) chiefly of eastern North America that has a reddish-brown throat and breast Example Sentences Recent Examples on the Web There was an eastern bluebird bright as the summer sky, a palm warbler with a jaunty chestnut-brown cap, and a snow-white great egret standing 3 feet tall. Nara Schoenberg, Chicago Tribune, 7 Sep. 2022 But two eastern bluebird females did lay an extra egg during the cicada emergence, an unusual behavior that was not seen in any other observed pair in 1985 or 1986. Jillian Mock, Scientific American, 9 Apr. 2021 As recently as the 1960s, the eastern bluebird population had declined by 90% in its historic range east of the Rocky Mountains during the preceding 50 years. Jennifer Rude Klett, Milwaukee Journal Sentinel, 25 June 2020 Go on Bluebird Patrol: Celebrate International Migratory Bird Day and learn about eastern bluebirds 1-2 p.m. Sunday, May 20 at Frohring Meadows park by taking a walk with GPD Field Naturalist Tami Gingrich. Joan Rusek, cleveland.com, 13 May 2018 Betsy Abert, a naturalist with Friends of Grant Park, found a dead eastern bluebird in a box at Grant Park. Meg Jones, Milwaukee Journal Sentinel, 17 Apr. 2018 Word History First Known Use 1859, in the meaning defined above
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