Life histories
章节目录
共 46 段- As a possible explanation of Audubon's letter I have only th
- "Wintering throughout the length of Central America, from ne
- In addition to the materials listed above Meyer and Nevius (
- Early dates of fall arrival are: Florida--Fort Myers, August
- _Casual records._--A specimen was recorded near Corsicana, T
- Late dates of fall departure are: Missouri--St. Louis, Septe
- Dr. Alexander F. Skutch sends to A. C. Bent the following ac
- "The song of this bird is heard from its arrival in spring u
- Bachman's Warbler in its habits is very much like the Parula
- Dickey and van Rossem (1938) say that the prenuptial molt "b
- Late dates of fall departure are: British Columbia--Atlin, J
- Late dates of fall departure are: Alaska--Craig, September 2
- This is not strange when we stop to consider that this bird
- _Breeding range._--The eastern Nashville and the western Nas
- _Young._--On the period of incubation and on the development
- The nests were small and compact and well hidden in their ca
- In shape and general plan of construction the nest closely r
- This southern race of our well-known blue yellow-backed warb
- The nest built by the Arizona olive warbler is beautiful, an
- Mr. Schrantz (1943) watched the building of a nest from the
- "Songs vary from 1-1/5 to 2 seconds in length, averaging abo
- Late dates of fall departure are: Alaska--Ketchikan, Septemb
- We found the Sonora yellow warbler breeding commonly in the
- The magnolia warbler is a poor nest builder; its nests are a
- _Enemies._--Dr. Friedmann (1929) mentions only a few cases i
- Probably the first undoubted nest of the Cape May warbler wa
- Late dates of fall departure are: Alberta--Camrose, August 2
- "The pitch of songs varies from G´´´ to E´´´´, a range of fo
- Perhaps half a mile from the northeast end of Sullivan Islan
- "The song on the breeding grounds is somewhat more definite;
- Early dates of fall arrival are: Washington--Bellingham, Sep
- In the first winter plumage there is but slight difference b
- This, the only form of _auduboni_ that breeds in the Huachuc
- Samuel F. Rathbun writes to me from Seattle, Wash., that Tow
- _Casual records._--On May 12, 1868, a Townsend's warbler was
- On the eighth day after the hatching, a red squirrel (_Sciur
- _Egg dates._--Massachusetts: 26 records, May 21 to July 11;
- The Golden-cheek is not a bird of the forest, being seldom m
- _Plumages._--I have examined the nestlings sent to Brewster
- A bird more difficult to observe I have rarely if ever met w
- _Plumages._--Dr. Dwight (1900) calls the natal down sepia-br
- In the Pensacola region of Florida, F. M. Weston (MS.) write
- The sycamore warbler winters regularly =north= to southern S
- [Illustration: PLATE 6
- ADVENTURES WITH A MICROSCOPE, Richard Headstrom. 59 adventur
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