Fast food failure
adult starlings|African Ornithology|biodiversity|birds|breeding performance|cognitive skills|Covid-19 impact|Covid-19 pandemic|diet|FitzPatrick Institute|FitzPatrick Report|health traits|human food scraps|invertebrates|junk food|long-term impacts|nestling size|nestlings|nutritional deficits|population monitoring|protein-rich|Red-winged Starling|survival|urbanisation|winter weight
