Predictions & Data for this entry
| Model: std | climate: Cfb, Dfb, Dfa | migrate: | phylum: |
| COMPLETE = 2.6 | ecozone: THp | food: biCva | class: |
| MRE = 0.112 | habitat: 0bTg, biFm | gender: Dg | order: |
| SMSE = 0.028 | embryo: Tl | reprod: O | family: |
Zero-variate data
| Data | Observed | Predicted | (RE) | Unit | Description | Reference |
|---|---|---|---|---|---|---|
| ab | 70 | 73.74 | (0.05345) | d | age at birth | Wiki |
| ap | 1642 | 1385 | (0.1569) | d | age at puberty | Mads1983 |
| apm | 1095 | 1210 | (0.1049) | d | age at puberty | Mads1983 |
| am | 7300 | 7291 | (0.001286) | d | life span | AnAge |
| Lb | 19 | 19.29 | (0.01525) | cm | total length at hatching for females | Mads1983 |
| Lbm | 20 | 20.73 | (0.03643) | cm | total length at hatching for males | Mads1983 |
| Lp | 68 | 68.32 | (0.004739) | cm | total length at puberty for females | Mads1983 |
| Lpm | 55 | 43.99 | (0.2003) | cm | total length at puberty for males | Mads1983 |
| Li | 190 | 127.4 | (0.3295) | cm | ultimate total length for female | Wiki |
| Lim | 50 | 69.4 | (0.388) | cm | ultimate total length for male | Wiki |
| Wwb | 3 | 2.939 | (0.02027) | g | wet at birth | Mads1983 |
| Wwi | 850 | 846.7 | (0.003852) | g | ultimate wet | guess |
| Ri | 0.1096 | 0.1191 | (0.08661) | #/d | maximum reprod rate | Wiki |
Uni- and bivariate data
| Data | Figure | Independent variable | Dependent variable | (RE) | Reference |
|---|---|---|---|---|---|
| tL_f | ![]() | time since birth | total length | (0.03324) | Mads1983 |
| tL_m | ![]() | time since birth | total length | (0.1917) | Mads1983 |
| LN | ![]() | total length | fecundity | (0.1591) | Mads1983 |
Pseudo-data at Tref = 20°C
| Data | Generalised animal | Natrix natrix | Unit | Description |
|---|---|---|---|---|
| v | 0.02 | 0.02408 | cm/d | energy conductance |
| kap | 0.8 | 0.6446 | - | allocation fraction to soma |
| kap_R | 0.95 | 0.95 | - | reproduction efficiency |
| p_M | 18 | 28.91 | J/d.cm^3 | vol-spec som maint |
| k_J | 0.002 | 0.002 | 1/d | maturity maint rate coefficient |
| kap_G | 0.8 | 0.8015 | - | growth efficiency |
Discussion
- Males are assumed to differ from females by {p_Am}, E_Hb and E_Hp only
- mod_1: males have equal state variables at b, compared to females
Facts
- Males raise body temp after hibernation to boost sperm production (Ref: Wiki)
Bibliography

