And Olomouc gave us great good-bye party in the end! Thank you, everyone!

Great people, great talks, great excursion, and amazing organisation!

Goodbye, Olomouc! I had a great time here at @hnbirds2025.bsky.social

Magpies chatter faster in response to long chatters, though total number of chatters, duration of the first response chatter, and the closest approach distance do not differ.
Are intruders that chatter longer thus more threatening? May short calls indicate a warning about a predator? Read📜

Together with Arnout Lindeman, @marcnaguib.bsky.social and Sjouke Kingma, we conducted experiments on territorial magpies with playbacks of long chatter calls, short chatter calls at the same rate, and short chatter calls at a high rate.

Chattering in your territory: Eurasian magpies vary in their response to chatter calls at different durations and rates. How do magpies perceive this alarm and terrritorial defence signal from intruders in their territory? Out now📜 link.springer.com/10.1007/s100... #openAccess #Communication #Corvid