“Predicted probabilities of deformities occurrence in pigeons’ foot according to … the density of hairdressers (quadratic effect)” is one aspect of the study “Urban pigeons losing toes due to human activities“, which is featured in the column “Pigeons Research Review” in the special Gulls, Crows, Pigeons, Woodpeckers issue (volume 29, number 5) of the magazine […]
Tag: crows
Special “Gulls, Crows, Pigeons, Woodpeckers” issue of the magazine
The special Gulls, Crows, Pigeons, Woodpeckers issue (volume 29, number 5) of the magazine has flown its way (through the internet, in PDF form) to subscribers. The table of contents and several free articles are online. We heartily encourage you to buy your very own copy of the issue, or even better to subscribe to […]
How to Befriend Crows
Carl Bergstrom wrote a simple, clear guide, explaining how to invite crows into your daily life. It begins: How to Befriend Crows Befriending crows is a wonderful thing. I have many crow friends at home and at work. They bring joy at unexpected moments and can rescue a miserable day even without shaking down the […]
Can city crows be trained to habitually clean up discarded cigarette butts?
A project in The Netherlands aims to train crows to habitually clean up discarded cigarette butts. The cigarette buts were presumably discarded by humans. The project describes itself this way: Cigarette filters, you find them in the park next to you in the grass, in dirty ditches and under your shoes. What if we could […]


