Army Ant Raid Attendance and Bivouac-checking Behavior by Neotropical Montane Forest Birds

Abstract

—We quantified resident and migrant bird attendance at army ant swarm raids (n 5 48) in a neotropical montane forest. All observations were during seasons when Nearctic migrant birds are present. Bird species differed in army ant raid-attending behavior. Resident bird species attended 2 to 54% of raids, while migrants attended at lower maximum frequencies… (More)

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