Orycteropus afer: Population traits

at T = 34.5 °C with background hazards for embryo, baby, juv, adult: 0, 0, 0, 0 1/d

Ln survival probability as function of age, with (dashed) and without (solid) thinning at max (red) and min (blue) scaled functional response for females.
Ln survivor function of the stable age distribution as function of age, with (dashed) and without (solid) thinning at max (red) and min (blue) scaled functional response for females.
model stx f_minf f_max date: 2022/12/20
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.980134 0.988519 0.994259 0.994259 1 1 scaled functional response
r 1/d 0 0 0.000285763 3.84533e-05 0.000290197 8.06708e-05 spec pop growth rate
t2 d NaN NaN 2425.61 18025.7 2388.54 8592.29 population doubling time
a_b d 14.4054 14.4054 14.4054 14.4054 14.4054 14.4054 age at birth
t_x d 1060.78 670.919 603.113 603.113 558.455 558.455 time since birth at weaning
t_p d 105.263 104.421 103.86 103.86 103.309 103.309 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_x - 1 0.428683 1 0.427626 1 0.426581 survival probability at weaning
S_p - 1 0.0545744 1 0.0539782 1 0.0534029 survival probability at puberty
theta_0b - 0.00104803 0.014268 0.00426165 0.0203456 0.00432791 0.0300443 frac of ind that is embryo
theta_bx - 0.00104802 0.00922783 0.00424412 0.0131358 0.00430983 0.0193632 fraction of individuals that is baby
theta_xp - 0.0761263 0.0480612 0.159312 0.0621714 0.150257 0.085353 fraction of individuals that is juvenile
theta_pi - 0.921778 0.928443 0.832182 0.904347 0.841106 0.865239 frac of ind that is adult
L_bi cm 23.5881 23.5451 23.5959 23.528 23.7227 23.4132 mean structural length of post-natals
L2_bi cm^2 557.364 558.953 560.693 560.149 566.827 557.939 mean squared structural length of post-natals
L3_bi cm^3 13181.2 13311 13369.8 13396.3 13591.8 13386.3 mean cubed structural length of post-natals
Ww_bi g 58497.4 59465.1 59996.6 60115.7 61266.9 60340.1 mean wet weight of post-natals
L_pi cm 23.6959 23.8986 24.0371 24.0373 24.1757 24.176 mean structural length of adults
L2_pi cm^2 561.496 571.143 577.783 577.793 584.462 584.478 mean squared structural length of adults
L3_pi cm^3 13305.2 13649.5 13888.2 13888.6 14129.8 14130.3 mean cubed structural length of adults
Ww_pi g 59047.5 60977.1 62323.2 62324.9 63691.6 63694.1 mean wet weight of adults
R 1/d 6.86188e-05 0.00115995 0.00190954 0.00191062 0.00266227 0.00266388 mean reproduction rate of adults
J_X g/d 2916.88 2950.22 2976.59 2973.7 3026.53 2979.07 mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.109375 0.109375 0.109375 0.109375 0.109375 0.109375 yield of faeces on food
Y_VX mol/mol 0 0 0.00128354 0.000173229 0.00130324 0.000362489 yield of living structure on food
Y_VX_d mol/mol 0.000332202 0.000642319 5.00574e-05 0.00074449 5.0957e-05 0.00100834 yield of dead structure on food
Y_EX mol/mol 0 0 0.00447632 0.000604134 0.00457129 0.00127147 yield of living reserve on food
Y_EX_d mol/mol 0.00114209 0.00222714 0.000174575 0.0025964 0.000178738 0.00353686 yield of dead reserve on food
Y_CX mol/mol 0.822464 0.821174 0.818292 0.820019 0.818182 0.818112 yield of CO2 on food
Y_HX mol/mol 0.701441 0.70034 0.697883 0.699355 0.697789 0.69773 yield of H2O on food
Y_OX mol/mol -0.966951 -0.965434 -0.962047 -0.964076 -0.961916 -0.961835 yield of O2 on food
Y_NX mol/mol 0.0666863 0.0665817 0.066348 0.066488 0.0663391 0.0663334 yield of N-waste on food
mu_TX J/mol 463570 462831 461181 462169 461117 461077 yield of heat on food

Remarks

  • Reprod-code O applies. Sex ratio is assumed to be 1:1. Parameters of male and female are the same.
  • Buffer handling rule: release each egg as soon as reproduction buffer allows
  • Weights of adults do not include reproduction buffer