As I blogged before, on 2 April 2018 we were in a nature reserve, over 4,000 meter high, in Sichuan, China. As we went down gradually later that day, these two birds sat on a fence: a carrion crow on the left, and a collared crow on the right. Seconds later, the carrion crow drove its collared colleague away. Without any obvious reason, as there was space enough on the fence.
Near a farm and a river, these domestic yaks.
Up the mountain slope, a hoopoe.
On rocks in the river, another redstart: a plumbeous water redstart. In western Europe are only two redstart species. In China there are fourteen. Songbirds originated in Australia, about 50 million years ago. So, one can expect…
View original post 154 more words