Source: Ragnhild and Neil Crawford, via Wikimedia Commons. The Kalahari region of southern Africa is home to a sparrow-sized bird called the sociable weaver (Philetairus socius). These birds might be ...
When a bird spots a predator and emits an alarm call, do its neighbors think “predator” and then react? Or do they automatically freeze or fly away because that’s what they’re wired to do?