安裝中文字典英文字典辭典工具!
安裝中文字典英文字典辭典工具!
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- Common Raven Identification - All About Birds
The intriguing Common Raven has accompanied people around the Northern Hemisphere for centuries, following their wagons, sleds, sleighs, and hunting parties in hopes of a quick meal Ravens are among the smartest of all birds, gaining a reputation for solving ever more complicated problems invented by ever more creative scientists These big, sooty birds thrive among humans and in the back of
- Raven | Size Facts | Britannica
raven, any of approximately 10 species of heavy-billed dark birds, larger than crows Closely related, both ravens and crows are species of the genus Corvus The raven has a heavier bill and shaggier plumage than the crow, especially around the throat The raven’s lustrous feathers also have a blue or purplish iridescence
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