When female birds have chicks as the result of an extra-marital fling, the fathers are almost always older males, and scientists are finding out why.
Plants & Animals
May 31, 2018
0
35
Understanding the factors that affect a bird species' nesting success can be crucial for planning effective conservation efforts. However, many studies of nesting birds last only a few years—and that means they can miss ...
Ecology
Mar 21, 2018
0
4
Researchers have for the first time determined that hybridization between two bird species can give rise to several novel and fully functional hybrid genomic combinations. This could potentially be because hybrid species ...
Plants & Animals
Jan 18, 2018
0
10
A Central Florida bird has begun to plunge so swiftly toward extinction in the wild that biologists are considering the risky option of capturing the last of the species, including fewer than two dozen females.
Ecology
Dec 27, 2017
0
18
A new University of Nebraska-Lincoln study has shown that golden-crowned sparrow chicks can name their tune in just one note – even before knowing the song.
Plants & Animals
Oct 25, 2017
2
7
Despite being well-adapted to urban life, house sparrow numbers are falling. A study in open-access journal Frontiers in Ecology and Evolution finds that compared to sparrows living in the country, urban-dwelling birds show ...
Ecology
Oct 3, 2017
0
72
Why are house sparrows the exact size they are? Why aren't they hummingbird size or as large as geese?
Evolution
Sep 19, 2017
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5
Does estrogen affect the way females perceive male sexual signals? That is a question a team of Yale researchers explored in a study, focusing on the female house sparrow.
Plants & Animals
Aug 30, 2017
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1
Different methods of collecting bird sperm produce different sperm lengths, potentially affecting the conclusions of fertility studies.
Plants & Animals
Aug 17, 2017
0
2
On a quiet, 30-acre property near West Palm Beach, Fla., 19 Florida grasshopper sparrows are starting to sing.
Ecology
Jul 14, 2017
0
4
