Anting is a maintenance behavior during which birds rub insects, usually ants, on their feathers and skin.
The insects secrete liquids containing chemicals such as formic acid, which can act as an insecticide, miticide, fungicide, or bactericide.
“Ohhhh that’s too big!” @IssacHardman seals ‘knockout of the year’ in July at #BriedisOpetaia and thankfully champion bloke Beau Hartas is up and about and on his way home to his family. Scary stuff.