Some birds are using antibird spikes to build their nests

The spikes were meant to keep birds away. But five corvid nests in Europe use the bird-deterrents as structural support and to ward off predators.

Birds Turn the Tables on Humans by Using Anti-Bird Spikes in Nests

Birds get revenge by using anti-bird spikes in nests

3,300+ Bird Spikes Stock Photos, Pictures & Royalty-Free Images - iStock

Rebellious crows make nests out of anti-perching spikes

Are bird spikes safe for birds? Why or why not? - Quora

How to Keep Birds Out of Your Facility - Grainger KnowHow

Birds have co-opted anti-bird spikes to build nests. Genius! - Vox

Stupid or genius? : r/stupiddovenests

Crows and magpies are using anti-bird spikes to build nests

European Birds Have Been Using Anti-Bird Spikes To Make Nests

Why these Crows are using Anti-bird Spikes to Build their Nests

Anti birds spike hi-res stock photography and images - Alamy