JTweedie
Well-known member
I'd like to think they're robust enough to be able to get back on track. This paper talks about their migration south from Gibraltar with one bird known to traverse the entire Sahara in one day, and one that was able to cover nearly 2000 km in two days.Lovely for us but probably not so lovely for them. Will any of them survive their delayed/detoured flight to warmer climes?
Birds with multiple homes. The annual cycle of the pallid swift (Apus pallidus brehmorum)
We tracked pallid swifts (Apus pallidus brehmorum) from a single breeding colony in Gibraltar over two years. Our results show movement of birds between specific regions within the non-breeding geographical area at specific times of the year. The tracking of a single individual showed remarkable...