summer juvenile summer juvenile summer juvenile winter subadult winter subadult winter subadult spring/summer adult spring/summer adult spring/summer adult summer - winter change winter - adult change
BCH (mm) n mean ± SE period n mean ± SE period n mean ± SE period
Radolfzell 20 6.21 ±0.04 Jun-Jul 10 5.46 ±0.03 Feb 9 5.89 ±0.06 May-Jun -12.1% 7.9%
Gugny 8 6.46 ±0.07 Jun-Jul 8 5.53 ±0.06 Feb 7 6.09 ±011 May-Jun -12.2% 7.4%
Žofín 9 5.96 ±0.04 Jul 27 5.22 ±0.03 Feb 7 5.83 ±0.05 Aug -12.9% 11.7%
Białowieża 23 5.62 ±0.05 Jun 4 4.77 ±0.04 Jan-Feb 17 5.33 ±0.03 Jun -15.1% 11.3%
Corr. brain mass (g/mm) Corr. brain mass (g/mm) Corr. brain mass (g/mm)
Radolfzell 12 0.035 ±0.001 Jun-Jul 4 0.031 ±0.002 Feb 9 0.032 ±0.001 May-Jun -11.4% 3.2%
Gugny 6 0.038 ±0.001 Jun-Jul 8 0.032 ±0.001 Feb 6 0.032 ±0.001 May-Jun -15.8% 0.0%
Body mass (g)
Radolfzell 8 8.37 ±0.14 Jul 7 7.15 ±0.18 Feb 7 12.49 ±0.26 May -14.6% 74.7%
Gugny 10 7.79 ±0.10 Jun-Jul 8 6.31 ±0.17 Feb 6 10.90 ±0.25 May -19.0% 72.7%
Žofín 10 8.15 ±0.21 Aug 26 6.02 ±0.09 Feb 7 11.43 ±0.34 Aug -26.1% 89.9%