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Table 2 Mean (±SD) of the kinematic variables studied for the different behaviors studied

From: The cerato-mandibular ligament: a key functional trait for grazing in damselfishes (Pomacentridae)

 

FA

FPF

SP

FPF*

#1) MRM (°)

8.7 ± 0.5

8.2 ± 1.1

14.1 ± 3.3

7.5 ± 0.6

#2) Max. lower jaw depression (°)

18 ± 3.4

15.2 ± 1.8

14.5 ± 0.3

15.2 ± 4.1

#3) Mean closing speed of lower jaw (°s−1)

2771 ± 376

1688 ± 325

3829 ± 1202

396 ± 65

#4) Max. acceleration in RM (103 °s−2)

1078 ± 71

580 ± 42

1602 ± 531

85 ± 18

#5) Time between (#1) and the bite (ms)

0

0

0

19 ± 9

#6) Synchronization between hyoid apparatus and lower jaw accelerations (ms)

0.4 ± 0.4

1 ± 1

0.3 ± 0.7

17 ± 9

#7) Lower jaw closing duration (ms)

3 ± 1

4 ± 0.2

3 ± 1

39 ± 2

  1. The c-md ligament is cut in the group with a *.