Table 2 Multiple comparison among caste and between worker signals emitted in the two different contexts.

From: Ants modulate stridulatory signals depending on the behavioural context

Multiple comparison between castes and tests

Caste

Dom. Freq. (Hz)

RMS amplitude

Chirp duration (S)

t ratio

P value

t ratio

P value

t ratio

P value

Mfw – Qfw

− 9.04

***

− 11.52

***

− 12.47

***

Mfw – Qbw

− 4.62

***

− 22.67

***

− 23.47

***

Mfw – Wfw

− 10.60

***

18.30

***

− 3.95

**

Mfw – Wbw

− 11.44

***

17.56

***

2.10

N.S

Mbw – Qfw

− 7.08

***

− 12.90

***

− 13.85

***

Mbw – Qbw

− 2.73

N.S

− 24.05

***

− 24.85

***

Mbw – Wfw

− 8.67

***

16.95

***

− 5.32

***

Mbw – Wbw

− 9.52

***

16.21

***

0.73

N.S

Qfw – Wfw

− 1.32

N.S

23.65

***

− 12.02

***

Qfw – Wbw

− 2.04

N.S

2.06

***

11.58

***

Qbw – Wfw

− 4.81

***

32.37

***

15.42

***

Qbw – Wbw

− 5.49

***

31.78

***

20.3

***

W.R – W.SD

− 6.44

***

− 6.48

***

17.50

***

W.R – W.LD

− 0.68

N.S

6.21

***

14.46

***

  1. M fw and M bw male forward and backward chirps, Q fw and Q bw queen forward and backward chirps, W fw and W bw worker forward and backward chirps, W.R worker restrained chirps, W.SD worker chirp with small food drop, W.LD worker chirp with large food drop, N.S. not significant (P > 0.05), ***P < 0.001.