Birds get their bright red, orange and yellow plumage from carotenoid pigments—responsible for many of the same bright colours in plants. But how songbirds turn carotenoids into the spectacular variety of feathered patches ...
Plants & Animals
Nov 8, 2017
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79
An incredibly rare hybrid warbler with mismatched color patterns has allowed researchers to disentangle the genetic drivers of two traits that usually come as a package deal—the black face mask and the black throat patch ...
Ecology
Jun 28, 2021
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9
An international study into the sizes of oriental cuckoo eggs compared with the egg sizes of their four corresponding hosts in Russia has shown, for the first time, that cuckoos vary the size of their eggs to match those ...
Plants & Animals
Aug 7, 2018
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20
Looking through binoculars at the trees in their backyards during the pandemic, many brand-new birders may have been surprised by the diversity of visitors stopping by—finches, jays and warblers in an astounding array of ...
Plants & Animals
Jan 26, 2022
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6
(PhysOrg.com) -- Small migratory birds, like the garden warbler, must make stopovers on their journeys to their breeding grounds. When they have crossed extensive ecological barriers, such as deserts or oceans, they must ...
Plants & Animals
Feb 17, 2010
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0
Using isotope fingerprints in feathers, researchers have pinpointed the northern breeding grounds of a small, colourful songbird.
Plants & Animals
Aug 3, 2017
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2
A new study has narrowed down the region of the genome that drives the black color in throat and face of warblers by studying the hybrid offspring produced when two species mate. The hybrids of golden-winged and blue-winged ...
Plants & Animals
Jul 14, 2020
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7
Scientists have shown that a bird found in Pennsylvania is the offspring of a hybrid warbler mother and a warbler father from an entirely different genus—a combination never recorded before now and which resulted in a three-species ...
Ecology
Nov 7, 2018
1
20
When researchers captured Eurasian reed warblers along the Russian coast during their spring migrations and flew them 1,000 kilometers east to Zvenigorod, the birds weren't fazed; they simply re-oriented themselves toward ...
Plants & Animals
Oct 5, 2015
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32
New research by University of Alberta biologists uses a new approach to modelling the populations of six species of songbirds in Canada's boreal forest—and the results show that standard modeling methods may not be accurately ...
Ecology
Dec 19, 2019
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5
