Birds Use Anti-Bird Spikes to Construct Nests: Crows and Magpies Example
Some avian dwellings are becoming quite metal. In Belgium and the Netherlands, crows and magpies are constructing their nests using anti-bird spikes. These metal skewers are commonly placed on buildings and trees to deter birds from gathering there. “As a nest researcher, these are the most extraordinary bird nests I have ever witnessed,” tweeted Auke-Florian …