Morning Overview on MSN

Studies find heat plus humidity can push tropical birds past survival limits

In a climate-controlled chamber in South Africa, a trumpeter hornbill pants rapidly, its throat pouch fluttering as ...

Humidity and heat are killers for tropical birds – waxbill and hornbill studies highlight the dangers

Blue waxbill (Blousysie) (Uraeginthus angolensis) near Satara in the Kruger National Park, Limpopo, South Africa. Boshoff ...