Urban lead contamination alters sparrow behaviour in surprising ways

House Sparrows in a polluted Australian city show heightened vigilance and fear of human gaze—potentially compensating for weakened escape ability caused by lead exposure.

Why conserving the Magellanic Woodpecker is vital for South America's cavity nesters

New research reveals the pivotal but complex role of the Magellanic Woodpecker in supporting a rich community of cavity-using birds at the southernmost tip of South America. More here >