Table 2.

Volume of the gas bubble at different times after pupariation in Calliphora vicina reared at 24°C

Hours after pupariation	Gas bubble volume (mm3): average ± STD	Gas bubble volume (mm3): range	Number of specimens showing gas bubble
3	0.15 ± 0.07	0.05–0.23	7/10
4	0.34 ± 0.15	0.09–0.51	10/10
6	1.1 ± 0.59	0.42–2.38	9/9
13	2.92 ± 0.38	2.46–3.35	10/10
18	3.97 ± 0.89	2.56–5.28	10/10
24	6.4 ± 1.19	4.64–8.24	10/10
25	8.47 ± 0.7	7.73–9.24	10/10
26	8.04 ± 1.49	5.02–9.7	9/9
27	7.43 ± 1.13	6.44–9.31	8/9
28	8.61 ± 0.85	7.36–9.66	7/10
29	5.58 ± 2.95	2.21–7.72	3/10
30	0	0	0/10