Table 4 Incubation temperature effects on thermal physiological traits of Tropidurus torquatus newborns under four incubation temperature regimes.

From: Effects of incubation temperature on development, morphology, and thermal physiology of the emerging Neotropical lizard model organism Tropidurus torquatus

Trait

Incubation temperature (°C)

Effects

28.7 (n = 16)

30.0 (n = 14)

32.5 (n = 18)

32.5 (+ 39.0/2 h) (n = 5)

Incubation temperature

Sex

F statistics

 

p

F statistics

 

p

Tpref

35.6 (± 2.2)

35.7 (± 2.5) **m > f

35.5 (± 2.1)

36.4 (± 1.5)

0.240

ns

0.86

4.865

**

0.03

Tbb

25.6 (± 1.0) *b

28.5 (± 0.8) *a

28.3 (± 1.3) *a

29.0 (± 0.9) *a

26.884

*

 < 0.0001

0.010

ns

0.92

CTmin

11.6 (± 0.9) *b

13.4 (± 2.1) *a

13.4 (± 1.6) *a

13.8 (± 1.4) *a

4.894

*

0.005

0.347

ns

0.56

CTmax

43.5 (± 1.4)

43.3 (± 1.3)

43.2 (± 12.)

43.3 (± 1.6)

0.179

ns

0.90

0.04

ns

0.84

Amptol

31.9 (± 1.9)

29.8 (± 2.6)

29.7 (± 2.5)

29.5 (± 2.9)

0.279

ns

0.051

0.142

ns

0.71

  1. Amptol thermal-tolerance range, CTmax critical thermal maximum, CTmin critical thermal minimum, Tbb basal body temperature, and Tpref preferred temperature. Significant effect of incubation temperature is indicated by (*) and significant effect on sex indicated by (**); letters *a & *b denotes the post-hoc difference among treatments; letters **m & **f denotes the post-hoc difference among sex; F, ANCOVA result; ns not significant; p, ANCOVA significance.
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