How climate change is causing pied crow numbers to soar

Pied crows, or Corvus albus, are a natural part of the landscape of southern Africa. They are bold, common, and familiar. But over recent years, especially in South Africa, there is evidence that there are many more of these birds, write Susan Cunningham and Arjun Amar in The Conversation   The increase is worrying some conservationists who fear it…