Myrmecophaga tridactyla: Population traits

at T = 33 °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 - 0.836005 0.846831 0.923416 0.923416 1 1 scaled functional response
r 1/d 0 0 0.000630967 0.000236392 0.000952578 0.000367349 spec pop growth rate
t2 d NaN NaN 1098.55 2932.19 727.654 1886.89 population doubling time
a_b d 97.5177 97.5177 97.5177 97.5177 97.5177 97.5177 age at birth
t_x d 3743.99 2762.18 1551.93 1551.93 1199.98 1199.98 time since birth at weaning
t_p d 68.4879 67.5724 61.9094 61.9094 57.3659 57.3659 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_x - 1 0.759669 1 0.732387 1 0.707768 survival probability at weaning
S_p - 0.999995 0.231203 1 0.21639 1 0.206137 survival probability at puberty
theta_0b - 0.00520243 0.0216799 0.0596834 0.0869626 0.0887108 0.128191 frac of ind that is embryo
theta_bx - 0.0052024 0.0188337 0.0561215 0.0725055 0.0808409 0.103749 fraction of individuals that is baby
theta_xp - 0.194533 0.182914 0.531086 0.359818 0.539905 0.386973 fraction of individuals that is juvenile
theta_pi - 0.795063 0.776572 0.353109 0.480714 0.290543 0.381087 frac of ind that is adult
L_bi cm 20.6474 20.4955 19.25 19.7596 19.0916 19.6194 mean structural length of post-natals
L2_bi cm^2 428.301 425.066 385.439 408.553 384.746 411.54 mean squared structural length of post-natals
L3_bi cm^3 8912.2 8882.54 7948.33 8716.67 8087.42 9060.38 mean cubed structural length of post-natals
Ww_bi g 14125.2 14145.5 13083.7 14348.4 13746 15399.7 mean wet weight of post-natals
L_pi cm 21.0391 21.3051 22.8123 23.0232 24.0365 24.5281 mean structural length of adults
L2_pi cm^2 442.642 453.907 520.572 530.186 578.457 602.25 mean squared structural length of adults
L3_pi cm^3 9312.79 9670.57 11883.2 12212 13937.7 14801.9 mean cubed structural length of adults
Ww_pi g 14760.1 15400.4 19560.9 20102.1 23689.5 25158.5 mean wet weight of adults
R 1/d 6.69365e-05 0.000285979 0.00168046 0.00183345 0.0029878 0.00338773 mean reproduction rate of adults
J_X g/d 102.517 103.06 101.904 108.015 110.157 117.829 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 0.0492143 0.0190766 0.0699355 0.0282472 yield of living structure on food
Y_VX_d mol/mol 0.00487289 0.00992468 1.02997e-05 0.0213777 2.01574e-06 0.0311893 yield of dead structure on food
Y_EX mol/mol 0 0 0.031797 0.0123252 0.0489322 0.0197639 yield of living reserve on food
Y_EX_d mol/mol 0.00285031 0.00588044 6.65453e-06 0.0138119 1.41036e-06 0.0218224 yield of dead reserve on food
Y_CX mol/mol 0.816684 0.809208 0.748877 0.762231 0.713872 0.730382 yield of CO2 on food
Y_HX mol/mol 0.696511 0.690136 0.638682 0.650071 0.608828 0.622908 yield of H2O on food
Y_OX mol/mol -0.960156 -0.951367 -0.880436 -0.896137 -0.839282 -0.858693 yield of O2 on food
Y_NX mol/mol 0.0662176 0.0656115 0.0607198 0.0618025 0.0578815 0.0592202 yield of N-waste on food
mu_TX J/mol 460417 456299 422988 430358 403556 412684 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