Eagle in 1962: Silent Spring · 303
[302] [desk-eagle-5] Level cruising for large eagles is often 50–80 km/h. A hunting stoop is a different regime — trained golden ea In 1962, the field log for Eagle is headed “Silent Spring.” The figure kept beside that heading is 3. It is a count or a date from the work, not a rank of the species’ worth. A zoo birthday card does not replace the log. Living golden-eagle falconry that predates mode
Level cruising for large eagles is often 50–80 km/h. A hunting stoop is a different regime — trained golden eagles have been filmed above 240 km/h. Did DDT almost erase North American bald eagles? By 1963 the lower-48 count was about 417 nesting pairs. The 1972 DDT ban plus Endangered Species Act protection preceded the 2007 delisting.
No. “Eagle” is a grade inside Accipitridae. Sea eagles (Haliaeetus) and booted eagles (Aquila) split tens of millions of years ago. Why is the Philippine eagle a different conservation story? Pithecophaga jefferyi is a forest-interior endemic with perhaps a few hundred adults. Logging and shooting, not eggshell thinning, dominate the threat list.
Many pairs are socially monogamous and reuse eyries, but extra-pair behaviour and mate replacement after nest failure are documented. What do white-tailed eagles eat in the UK reintroduction? Fish, seabirds and carrion dominate. Isle of Mull and Isle of Wight releases (from 1975 and 2019 programmes) track sheep-loss complaints against actual diet data.
Keep 1962, “Silent Spring,” and 3 together or the note on Eagle stops being that year’s record.1962
Figures to keep
- Year of the note
- 1962
- Figure to keep
- 3
- Species
- Eagle
- Line in the log
- Silent Spring
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