Crocuta crocuta: Population traits

at T = 37 °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 - 0.961223 0.9668 0.9834 0.9834 1 1 scaled functional response
r 1/d 0 0 0.00083047 0.000173908 0.00113861 0.000281418 spec pop growth rate
t2 d NaN NaN 834.645 3985.71 608.768 2463.06 population doubling time
a_b d 51.8542 51.8541 51.8542 51.8542 51.8541 51.8541 age at birth
t_x d 2449.71 1669.23 1242.33 1242.33 1069.75 1069.75 time since birth at weaning
t_p d 241.975 240.139 234.909 234.909 230.004 230.004 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_x - 1 0.569629 1 0.565042 1 0.560581 survival probability at weaning
S_p - 1 0.0928824 1 0.0922839 1 0.0917212 survival probability at puberty
theta_0b - 0.00306926 0.030538 0.0421499 0.0819248 0.0573331 0.114614 frac of ind that is embryo
theta_bx - 0.00306922 0.0228843 0.0403728 0.060619 0.0540453 0.084022 fraction of individuals that is baby
theta_xp - 0.141928 0.131588 0.576107 0.259303 0.609766 0.312046 fraction of individuals that is juvenile
theta_pi - 0.851934 0.81499 0.341371 0.598153 0.278856 0.489318 frac of ind that is adult
L_bi cm 28.3189 27.6265 24.8102 25.8764 23.9103 24.8163 mean structural length of post-natals
L2_bi cm^2 805.811 779.145 647.674 708.051 609.48 666.099 mean squared structural length of post-natals
L3_bi cm^3 22989.1 22188.5 17438.6 19927.5 16175.1 18636.6 mean cubed structural length of post-natals
Ww_bi g 53616.1 51920.4 41207.1 47088.2 38593.5 44466.8 mean wet weight of post-natals
L_pi cm 28.7205 28.8841 29.2612 29.3492 29.6083 29.7902 mean structural length of adults
L2_pi cm^2 824.868 834.292 856.238 861.385 876.732 887.496 mean squared structural length of adults
L3_pi cm^3 23690.7 24097.8 25055.9 25281.5 25963.2 26440.9 mean cubed structural length of adults
Ww_pi g 55252.4 56388.2 59206.5 59739.6 61947.8 63087.7 mean wet weight of adults
R 1/d 7.11509e-05 0.000727774 0.00233022 0.00263173 0.00384904 0.00448479 mean reproduction rate of adults
J_X g/d 712.365 692.787 585.776 640.383 560.537 612.61 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 0.0247231 0.00541168 0.032856 0.00856121 yield of living structure on food
Y_VX_d mol/mol 0.00197456 0.00465104 9.02594e-08 0.00836867 2.91723e-09 0.0120757 yield of dead structure on food
Y_EX mol/mol 0 0 0.0336971 0.00737601 0.0455381 0.0118657 yield of living reserve on food
Y_EX_d mol/mol 0.00263059 0.00623226 1.23022e-07 0.0114063 4.04325e-09 0.0167368 yield of dead reserve on food
Y_CX mol/mol 0.819568 0.813761 0.769789 0.793708 0.751314 0.778282 yield of CO2 on food
Y_HX mol/mol 0.698971 0.694018 0.656517 0.676916 0.64076 0.66376 yield of H2O on food
Y_OX mol/mol -0.963547 -0.956719 -0.905022 -0.933143 -0.883301 -0.915007 yield of O2 on food
Y_NX mol/mol 0.0664515 0.0659806 0.0624153 0.0643547 0.0609173 0.0631039 yield of N-waste on food
mu_TX J/mol 461959 458697 433990 447428 423594 438751 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