Reed warblers live with the threat that a cuckoo bird will infiltrate their nest, remove one of their eggs and replace it with the cuckoo's own. This "parasitism" enables the cuckoo to have its ...

Reed warblers use mobbing as a front line of nest defense against parasitic cuckoos, according to a new report published online on Jan. 29 in Current Biology, a Cell Press publication. Cuckoos act ...

To test this hypothesis, the researchers placed a 3-D cuckoo dummy near the nests of great reed warbler pairs, a host commonly exploited by the cuckoo. The dummy was perceived by the hosts as a threat ...

The researchers faked a foreign, parasitic egg in 75 different reed warbler nests by taking one egg out, painting it brown, and putting it back. Then they played one of the four calls near each nest.

Reed wabler nest parasitized by common cuckoo, ... “Our current work demonstrates that reed warblers can use social information to fine-tune their defences to the nature of the local threat.” ...

In 2021, Halupka published a paper showing that as the world heated up and the spring lengthened, reed warblers were getting more successful fledglings out of the nest — not fewer.. Climate ...

Common cuckoo, warbler eggshells undergo similar levels of eggshell thinning Date: October 27, 2016 Source: The City University of New York Summary: ...

When they found one that also had a cuckoo egg, they removed that egg, together with a warbler egg, and brought the pair to their laboratory, where they placed them in an incubator at 37.5°C ...

Other species known to nest and breed at its reed beds include sedge and reed warblers. ... Works resume after the discovery of moorhen nest saw works suspended hours after they started. 4 days ago.

Other species known to nest and breed at its reed beds include sedge and reed warblers. ... Wigwams create dry patches of reed debris that bearded tits nest in along with other species, ...

Yet, parasitic cuckoos, which lay their eggs in nests of other bird species (hosts), ... Common cuckoo and warbler eggshells undergo similar levels of eggshell thinning.