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Birding Tengchong, Yunnan, China in 2017

10,000 Birds

Unfortunately, the Ashy Drongos did not exactly do what he predicted that they would do – mob potential predators more frequently during the breeding season and mob the more dangerous predator (in this case, the Black Eagle) more intensely. If you do not want to be put in a cage, it presumably helps to be a bit aggressive.

China 176
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Birding the Wolongshan area in June 2023

10,000 Birds

Indeed, most cuckoo eggs are accepted by the babax ( source ), although a small proportion of hosts reject cuckoo eggs and often boast about this capability when having a few too many drinks. Meaning: we did real science, Martens did not. ” Meaning: we did real science, Martens did not.

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Birding Shanghai in November 2022

10,000 Birds

Hopefully, the winter time in Shanghai gives the Black-faced Buntings some time to relax from the challenges of the breeding season. Fortunately for the buntings, they seem to detect most cuckoo eggs smuggled in (75% in one study). Maybe there is some justice in this world after all. Better safe than sorry.

Birds 197