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.

Rebellious crows make nests out of anti-perching spikes

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

BORHOOD Bird Spikes for Outside, 40 Pack Bird Deterrent Spikes for Small Robin Pigeon Squirrel Raccoon Crow Cats Defender Spikes to Keep Birds Away and Keep Birds from Building Nest

Urban birds adapt: Magpies use anti-bird spikes to build nests - The Week

WTF Fun Fact 13455 - Bird Nest Spikes

Nesting birds - RSPCA Nottingham

Bird Spikes for Pigeons Small Birds Cat, 15 Feet Anti Bird Spikes Stainless Steel Bird Deterrent Spikes 14 Strips : Patio, Lawn & Garden

Birds Are Using Anti-bird Spikes to Build Nests - The Atlantic

Birds Are Using Anti-Bird Spikes to Build Nests, Research Finds

Cheeky magpies make nests out of anti-bird spikes - Wales Online

Fucking legends Apparently Magpies and Crows Are Using Anti-Bird Spikes to Make Their Nests Birds

How to get Rid of Birds on Roofs - Bird Damage Prevention Guide - IKO

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