the researchers visited 15 East African 'sky island' mountaintops between 2007–2011 and recorded the songs of 123 individual birds for each of the six different eastern double-collared sunbird ...

THE Southern double collared sunbird is distributed from Zoutpansberg, down the eastern escarpment and KZN Midlands, the broad coastal belt of the Eastern and Western Cape and Namaqualand.

Bowie, a native of South Africa, has long been intrigued by these birds — for his Ph.D. thesis, he showed that what people once thought were two species of eastern double-collared sunbird distributed ...

The eastern double-collared sunbird (Cinnyris mediocris), also known as the "sky island sunbird," lives at the peaks of tall mountains in East Africa from Mozambique to Kenya. These skyscraping ...

Followed categories will be added to My News. Perched on a flower, a greater double-collared sunbird sings a jumble of high-pitch twitters. Five chestnut-coloured tree sparrows huddle together on ...

The sunbirds of Cape Town are to the local flowers (and humans) what hummingbirds are in the Americas: Small, bright, ...