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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- Oceanic Birds of the World | Princeton University Press
The first field guide to the world’s oceanic birds in more than two decades, this exciting and authoritative book draws on decades of firsthand experience on the open seas It features clear text filled with original insights and new information and more than 2,200 carefully chosen color images that bring the ocean and its remarkable winged
- Great Egret - American Bird Conservancy
This cosmopolitan wading bird is a common sight in wetlands around the world, where it is also known as the Common, American, or Great White Egret, or White Heron When Fashion is Fatal The Great Egret becomes even more beautiful in its breeding plumage, developing long, delicate plumes that the bird fans during displays
- Whooping Crane | FWS. gov
The whooping crane occurs only in North America and is North America s tallest bird, with males approaching 1 5 m (5 ft) when standing erect The whooping crane adult plumage is snowy white except for black primaries, black or grayish alula (specialized feathers attached to the upper leading end
- LS 7B Week 5 Flashcards - Quizlet
Study with Quizlet and memorize flashcards containing terms like While in South America, you come across what you think are two groups of birds in the same location They are nearly identical aside from their color After years of observation, you conclude that the birds eat similar diets and share similar behaviors but do not reproduce with each other These groups of birds appear to be an
- Drivers and consequences of partial migration in an alpine . . .
The body size hypotheses (Hegemann et al , 2015; Ketterson Nolan, 1976) suggest that large individuals are more likely to stay resident due to higher ability to endure seasonal fluctuations in food abundance and temperature weather conditions, whereas smaller individuals are more likely to migrate to habitats with more benign environmental
- Three billion birds have been lost in North America since 1970
Due to habitat loss, pesticides, and more, North America’s springs are more silent than ever A field sparrow perches on a lichen-covered branch in Cape Cod, Massachusetts The species' numbers
- Geography and ecology of the Everglades - Wikipedia
Many of these birds go on to migrate through the West Indies and North America [90] Several dozen species of mammals also thrive in the region, from tiny bats and shrews to midsize raccoons ( Procyon lotor ), otters ( Lontra canadensis ), opossums ( Didelphis virginiana ), and foxes
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