Struthio camelus

COMPLETE = 2.5; MRE = 0.019; SMAE = 0.033; SMSE = 0.001

Data & predictions

data prd RE symbol units description
40.5 41.5 0.02462 ab d age at birth
135 136 0.007717 tp d time since birth at fledging/puberty
1095 1095 0.000379 tR d time since birth at 1st brood
1.825e+04 1.863e+04 0.02066 am d life span
212.5 211.8 0.003061 Li cm ultimate total length
816 811.1 0.006038 Wwb g wet weight at birth
1.3e+05 1.295e+05 0.004086 Wwi g ultimate wet weight
0.01644 0.01655 0.006621 Ri #/d maximum reprod rate
see figure 0.03371 tW time since birth vs. wet weight
0.02 0.03889 0.9445 psd.v cm/d energy conductance
18 2181 120.1 psd.p_M J/d.cm^3 vol-spec som maint
0.002 0.002 0 psd.k_J 1/d maturity maint rate coefficient
0.3 0.006703 0.9777 psd.k - maintenance ratio
0.8 0.9932 0.2415 psd.kap - allocation fraction to soma
0.8 0.8015 0.001854 psd.kap_G - growth efficiency
0.95 0.95 0 psd.kap_R - reproduction efficiency

std parameters at 20.0°C

symbol units value free description
T_ref K 293.1 0 Reference temperature
T_A K 9000 0 Arrhenius temperature
z - 11 1 zoom factor
F_m l/d.cm^2 6.5 0 {F_m}, max spec searching rate
kap_X - 0.8 0 digestion efficiency of food to reserve
kap_P - 0.1 0 faecation efficiency of food to faeces
v cm/d 0.03889 0 energy conductance
kap - 0.9932 1 allocation fraction to soma
kap_R - 0.95 0 reproduction efficiency
p_M J/d.cm^3 2181 1 [p_M], vol-spec somatic maint
p_T J/d.cm^2 0 0 {p_T}, surf-spec somatic maint
k_J 1/d 0.002 0 maturity maint rate coefficient
E_G J/cm^3 7309 1 [E_G], spec cost for structure
E_Hb J 5439 1 maturity at birth
E_Hp J 1.569e+06 1 maturity at fledging/puberty
h_a 1/d^2 9.87e-19 1 Weibull aging acceleration
s_G - 0.05 0 Gompertz stress coefficient
del_M - 0.05191 1 shape coefficient
f - 1 0 scaled functional response for 0-var data
f_tW - 0.9798 1 scaled functional response for tW data
t_0 d 3.549 1 time at start development
t_R d 1095 1 time since birth at first brood