Calls. Northern House Wrens make a variety of harsh sounds: churrs, chatters, rattles, and scolds, often in response to large animals that might be predators. |
The strong, stoney 'tchk!' alarm notes of the Wren are a familiar sound, often giving away the presence of a bird in nearby undergrowth. |
12 мая 2022 г. · House wrens produce two types of alarm calls, specified as Type I and Type II, during their nesting season. Nestlings respond to Type I calls by ... |
7 дек. 2021 г. · The rate of alarm calling in the southern house wren provides information about the perceived level of risk and that listeners respond accordingly. |
These calls are produced when house wrens are confronted with threats during nesting and have a frequency that varies from 1 to 9 kHz (reaching a peak frequency ... |
Abstract. Nesting house wrens (Troglodytes aedon bonariae) use two basic alarm calls (Type I and Type II) when detect a threat near the nest. |
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