Cuticular hydrocarbons as cues of caste and sex in the German wasp Vespula germanica

2021 ◽  
Author(s):  
R. C. da Silva ◽  
R. L. Brown ◽  
F. S. do Nascimento ◽  
T. Wenseelers ◽  
C. A. Oi
2018 ◽  
Vol 154 (2) ◽  
pp. 149-155
Author(s):  
Michael Archer

1. Yearly records of worker Vespula germanica (Fabricius) taken in suction traps at Silwood Park (28 years) and at Rothamsted Research (39 years) are examined. 2. Using the autocorrelation function (ACF), a significant negative 1-year lag followed by a lesser non-significant positive 2-year lag was found in all, or parts of, each data set, indicating an underlying population dynamic of a 2-year cycle with a damped waveform. 3. The minimum number of years before the 2-year cycle with damped waveform was shown varied between 17 and 26, or was not found in some data sets. 4. Ecological factors delaying or preventing the occurrence of the 2-year cycle are considered.


Ethology ◽  
2021 ◽  
Author(s):  
Jay K. Goldberg ◽  
Genevieve Pintel ◽  
Jake A. Pruett ◽  
Stacey L. Weiss

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