Giraffa camelopardalis: Population traits

at T = 37.1 °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_min f_max date: 2023/04/13
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.816598 0.816598 0.832493 0.832493 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.000520813 0.000520813 0.000201298 0.000201298 spec pop growth rate
t2 d NaN NaN NaN NaN 1330.9 1330.9 3443.39 3443.39 population doubling time
a_b d 437.947 437.947 437.947 437.947 437.947 437.947 437.947 437.947 age at birth
t_x d 4200.59 1718.75 3018.83 1609.53 1335.62 1067.3 1335.62 1067.3 time since birth at weaning
t_p d 189.483 165.38 184.795 162.12 151.913 138.213 151.913 138.213 time since birth at puberty
S_b - 1 1 1 1 1 1 1 1 survival probability at birth
S_x - 1 1 0.593388 0.549164 1 1 0.526007 0.491123 survival probability at weaning
S_p - 0.999991 1 0.30094 0.29858 1 1 0.297333 0.295436 survival probability at puberty
theta_0b - 0.0180521 0.0163668 0.0589785 0.0657864 0.204057 0.204026 0.251564 0.277491 frac of ind that is embryo
theta_bx - 0.018046 0.0163609 0.0446028 0.0478193 0.162392 0.162364 0.164593 0.175496 fraction of individuals that is baby
theta_xp - 0.155043 0.0478485 0.129529 0.0677218 0.23671 0.177118 0.15912 0.123113 fraction of individuals that is juvenile
theta_pi - 0.808859 0.919424 0.766889 0.818672 0.396841 0.456491 0.424723 0.4239 frac of ind that is adult
L_bi cm 44.6283 49.9599 44.6825 49.688 43.7751 47.0975 45.1349 48.1063 mean structural length of post-natals
L2_bi cm^2 2000.16 2509.53 2016.06 2503.74 2002.6 2346.17 2145.68 2483.23 mean squared structural length of post-natals
L3_bi cm^3 89916.1 126516 91577.7 127306 94890.2 122082 106020 134908 mean cubed structural length of post-natals
Ww_bi g 528660 819277 547127 837963 661895 940695 739529 1.03953e+06 mean wet weight of post-natals
L_pi cm 45.5058 50.8237 46.3455 51.7146 51.7739 55.6243 53.3 57.9849 mean structural length of adults
L2_pi cm^2 2070.78 2583.73 2147.94 2675.55 2690.05 3119.81 2849.61 3388.29 mean squared structural length of adults
L3_pi cm^3 94232.7 131382 99550.4 138479 140246 176358 152785 199365 mean cubed structural length of adults
Ww_pi g 554040 850787 594760 911503 978271 1.35892e+06 1.06573e+06 1.5362e+06 mean wet weight of adults
R 1/d 5.08152e-05 0.000870701 0.000175288 0.00101632 0.00104498 0.00169644 0.00129297 0.00212223 mean reproduction rate of adults
J_X g/d 8684.42 12227.3 8923.84 12436.5 10647.8 13998.8 11408.6 14816.6 mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.65625 0.65625 0.65625 0.65625 0.65625 0.65625 0.65625 0.65625 yield of faeces on food
Y_VX mol/mol 0 0 0 0 0.00464132 0.00454194 0.00187066 0.00183286 yield of living structure on food
Y_VX_d mol/mol 0.000455887 0.000414133 0.000883691 0.000847638 3.24606e-06 1.61255e-06 0.00206387 0.0021401 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.0277336 0.0304558 0.0111779 0.0122902 yield of living reserve on food
Y_EX_d mol/mol 0.00222449 0.00226766 0.00439588 0.00473173 1.93964e-05 1.08129e-05 0.0123324 0.0143504 yield of dead reserve on food
Y_CX mol/mol 0.315489 0.315488 0.313085 0.312808 0.288001 0.285584 0.292582 0.289651 yield of CO2 on food
Y_HX mol/mol 0.269066 0.269065 0.267016 0.266779 0.245622 0.243561 0.24953 0.24703 yield of H2O on food
Y_OX mol/mol -0.370913 -0.370912 -0.368087 -0.367761 -0.338596 -0.335755 -0.343982 -0.340536 yield of O2 on food
Y_NX mol/mol 0.0255802 0.0255801 0.0253853 0.0253628 0.0233514 0.0231555 0.0237229 0.0234852 yield of N-waste on food
mu_TX J/mol 205428 205425 204043 203879 189565 188147 192208 190496 yield of heat on food

Remarks

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