This video is called Butterfly Epidemic, Johannesburg, South Africa 2012/3.
From Sapa news agency in South Africa:
Clouds of butterflies descend on Joburg
January 11 2014 at 04:11pm
By Meggan Saville
Whiteley, a director of Conservation of Butterflies in SA, said that the spectacle was an annual event, but that the clouds of Belenois aurota, commonly known as brown veined white butterflies, did not always follow exactly the same route.
“They start hatching along the entire coast from Cape Town towards Namibia, then migrate inland in a north-easterly direction.”
Whiteley said that the initial batch of butterflies were joined by more and more along their migratory route, over the Eastern Cape, which had now reached Gauteng.
The butterflies would…
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