Birds Eggs Research Sparrows 
10,000 Birds
DECEMBER 7, 2021
Once upon a time, bird field guides included nests. Decades later, Richard Pough’s Audubon Bird Guide, Eastern Land Birds (I happily own the 1948 edition) included nest and egg descriptions for each species as well. But somewhere along the way, nests and eggs got dropped from our field guides. Harrison. (A
10,000 Birds
APRIL 2, 2019
I like sparrows. I like observing them, reading about them, grappling with species and subspecies identification, and even—on a good day—talking about sparrow taxonomy. The book does not include House Sparrow, an Old World sparrow that belongs to a completely different bird family. Scope of Book. Mexico border.
This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.
10,000 Birds
DECEMBER 8, 2022
Given the complexity of the research, the result feels like a bit of a letdown – “northern populations start migration earlier than southern populations, especially in autumn” The species name of the Chestnut-eared Bunting is fucata , from the Latin “fucare”, to paint red. Better safe than sorry.
10,000 Birds
NOVEMBER 10, 2022
Well, they mainly feed on birds, which may explain their low popularity. For the White-throated Rock Thrush , Wikipedia gives the slightly puzzling statement “The bird’s population is unknown, but is not increasing or declining.” Even if they look as charming as this Northern Boobook. Unfortunately, it is true though.
10,000 Birds
AUGUST 3, 2021
There was a time when I thought each bird species had its own individual song. Then I found out that there was this vocalization called a ‘call,’ so I thought each bird species had its own individual song (but just the males) and individual call. Bird communication is a complex and evolving science.
10,000 Birds
JULY 6, 2023
Their migration is quite fast compared to many other larger birds – in one study , several birds flew 4000 km within 5–7 days while one individual even flew 5600 km non-stop. Summary result: relevant chemicals emitted by the plant can be found in the eggs. Also available as incompetently taken video 1 and video 2.
10,000 Birds
OCTOBER 3, 2022
The name is a puzzle though – even the HBW states that the bird has “small or no crest” These photos were taken on Sep 26, indicating that the birds passed Shanghai rather late (according to the HBW, “autumn migration from early to late Sept”). The Japanese Paradise Flycatcher is listed as Near Threatened.
Expert insights. Personalized for you.
237 
Let's personalize your content