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Behavioural mimicry among poison frogs diverges during close-range encounters with predators

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DataONE2025-04-11 更新2025-04-26 收录
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Aposematic species signal their unpalatability to potential predators with recognisable, and frequently conspicuous, colour patterns. These visual signals are often also associated with bold behaviour and a reduced propensity to escape from approaching predators. Bold behaviours may act as an aversive signal and allow defended prey to avoid the energetic/opportunity costs that arise from fleeing predators. For Batesian mimics, non-defended species which replicate the colours of defended models, behavioural mimicry may also improve mimic fidelity and reduce energetic/opportunity costs. However, as predators may test the honesty of aposematic signals through sampling behaviour, Batesian mimics can be at high risk during close-range interactions with predators. This raises the question of whether/when Batesian mimics should deviate from behavioural mimicry and initiate more extensive escape behaviour. Here, we exposed the chemically defended poison frog Ameerega bilinguis and its (non-toxi..., , , # Data from: Behavioural mimicry among poison frogs diverges during close-range encounters with predators [https://doi.org/10.5061/dryad.bnzs7h4m8](https://doi.org/10.5061/dryad.bnzs7h4m8) ## Description of the data and file structure ### Files and variables #### File: EscapeData2019.txt **Description:**  Data required for Analyses 1-4 & S1 ('Total Jumps', 'Escape Distance', 'Escape Time', & 'Preemptive Jumps') See the main manuscript for further details. ##### Variables * file: The video file from which data were extracted * species: Species codes (ABI = Ameerega bilinguis, AZA = Allobates zaparo, AHY = Adenomera hylaedactyla) * individual: Unique numeric code for each individual frog * svl: Frog body length (snout-vent length) in mm * run: The experimental session (1 to 4 for each frog) * n_jumps: Total number of jumps performed during experimental run * n_jumps_preemptive: Total number of 'predator approaches' that resulted in preemptive movement (out of 5) * duration_s: Tot...,
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2025-04-12
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