diff --git a/assets/symbols/nestboxes_triple.svg b/assets/symbols/nestboxes_triple.svg
index 1558fa8..0d5f86b 100644
--- a/assets/symbols/nestboxes_triple.svg
+++ b/assets/symbols/nestboxes_triple.svg
@@ -2,23 +2,23 @@
 <!-- Generator: Moho 12.5 build 22414 -->
 <!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
 <svg version="1.1" id="Frame_0" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="720px" height="720px">
-<g id="nestboxes_triple_2">
+<g id="nestboxes_triple">
 <g id="triple_nest">
-<path fill="#ffffff" fill-rule="evenodd" stroke="none" d="M 610.414 355.698 C 610.414 357.517 611.881 358.984 613.700 358.984 C 615.519 358.984 616.986 357.517 616.986 355.698 C 616.986 353.879 615.519 352.412 613.700 352.412 C 611.881 352.412 610.414 353.879 610.414 355.698 Z"/>
+<path fill="#ffffff" fill-rule="evenodd" stroke="none" d="M 360.000 142.159 C 361.422 142.159 362.570 141.012 362.570 139.589 C 362.570 138.167 361.422 137.019 360.000 137.019 C 358.578 137.019 357.430 138.167 357.430 139.589 C 357.430 141.012 358.578 142.159 360.000 142.159 Z"/>
 </g>
 <g id="specs_2">
-<path fill="#ff00ff" fill-rule="evenodd" stroke="none" d="M 692.505 271.811 C 692.489 271.811 524.748 271.811 524.731 271.811 C 524.731 271.827 524.731 439.569 524.731 439.586 C 524.748 439.586 692.489 439.586 692.505 439.586 C 692.505 439.569 692.505 271.827 692.505 271.811 Z"/>
-<path fill="#ff0000" fill-rule="evenodd" stroke="none" d="M 36.112 355.698 C 36.109 355.699 1.972 367.891 1.969 367.892 C 1.970 367.891 13.314 355.699 13.315 355.698 C 13.314 355.697 1.970 343.505 1.969 343.504 C 1.972 343.505 36.109 355.697 36.112 355.698 Z"/>
-<path fill="#0000ff" fill-rule="evenodd" stroke="none" d="M 704.928 355.698 C 704.926 355.699 685.097 362.780 685.095 362.781 C 685.095 362.780 691.684 355.699 691.685 355.698 C 691.684 355.697 685.095 348.616 685.095 348.615 C 685.097 348.616 704.926 355.697 704.928 355.698 Z"/>
-<path fill="#00ff00" fill-rule="evenodd" stroke="none" d="M 359.016 141.978 C 359.017 141.980 366.199 161.773 366.200 161.775 C 366.199 161.775 359.083 155.221 359.083 155.221 C 359.082 155.221 352.034 161.846 352.033 161.847 C 352.034 161.845 359.015 141.980 359.016 141.978 Z"/>
-<path fill="#ffff00" fill-rule="evenodd" stroke="none" d="M 22.242 118.061 C 22.244 118.062 41.378 126.850 41.380 126.850 C 41.379 126.851 31.717 127.313 31.716 127.313 C 31.716 127.314 31.481 136.984 31.481 136.985 C 31.480 136.983 22.243 118.063 22.242 118.061 Z"/>
-<path fill="#ffff00" fill-rule="evenodd" stroke="none" d="M 22.476 593.335 C 22.478 593.334 41.432 584.164 41.434 584.163 C 41.433 584.163 31.764 583.895 31.763 583.895 C 31.763 583.894 31.334 574.230 31.334 574.229 C 31.333 574.231 22.477 593.333 22.476 593.335 Z"/>
-<path fill="#00ff00" fill-rule="evenodd" stroke="none" d="M 359.016 569.418 C 359.017 569.416 366.199 549.623 366.200 549.621 C 366.199 549.621 359.083 556.175 359.083 556.175 C 359.082 556.175 352.034 549.550 352.033 549.549 C 352.034 549.551 359.015 569.416 359.016 569.418 Z"/>
-<path fill="#00ffff" fill-rule="evenodd" stroke="none" d="M 593.325 495.570 C 593.323 495.570 573.475 488.540 573.473 488.540 C 573.474 488.540 583.055 487.208 583.056 487.208 C 583.056 487.207 582.419 477.555 582.419 477.555 C 582.420 477.556 593.324 495.569 593.325 495.570 Z"/>
-<path fill="#00ffff" fill-rule="evenodd" stroke="none" d="M 592.667 215.826 C 592.665 215.827 573.330 224.164 573.328 224.164 C 573.329 224.165 582.978 224.854 582.979 224.854 C 582.979 224.855 582.986 234.528 582.986 234.529 C 582.987 234.527 592.666 215.828 592.667 215.826 Z"/>
-<path fill="#ff00ff" fill-rule="evenodd" stroke="none" d="M 577.498 229.867 C 577.473 229.867 325.861 229.867 325.836 229.867 C 325.836 229.892 325.836 481.504 325.836 481.529 C 325.861 481.529 577.473 481.529 577.498 481.529 C 577.498 481.504 577.498 229.892 577.498 229.867 Z"/>
-<path fill="#ff00ff" fill-rule="evenodd" stroke="none" d="M 404.988 166.952 C 404.950 166.952 27.532 166.952 27.495 166.952 C 27.495 166.989 27.495 544.407 27.495 544.445 C 27.532 544.445 404.950 544.445 404.988 544.445 C 404.988 544.407 404.988 166.989 404.988 166.952 Z"/>
-<path fill="#be0027" fill-rule="evenodd" stroke="none" d="M 15.944 355.698 C 15.946 355.699 35.776 362.780 35.777 362.781 C 35.777 362.780 29.188 355.699 29.187 355.698 C 29.188 355.697 35.777 348.616 35.777 348.615 C 35.776 348.616 15.946 355.697 15.944 355.698 Z"/>
+<path fill="#ff00ff" fill-rule="evenodd" stroke="none" d="M 276.113 23.193 C 276.113 23.209 276.113 190.950 276.113 190.967 C 276.129 190.967 443.871 190.967 443.887 190.967 C 443.887 190.950 443.887 23.209 443.887 23.193 C 443.871 23.193 276.129 23.193 276.113 23.193 Z"/>
+<path fill="#ff0000" fill-rule="evenodd" stroke="none" d="M 360.000 679.586 C 360.001 679.589 372.193 713.726 372.194 713.729 C 372.193 713.728 360.001 702.384 360.000 702.383 C 359.999 702.384 347.807 713.728 347.806 713.729 C 347.807 713.726 359.999 679.589 360.000 679.586 Z"/>
+<path fill="#0000ff" fill-rule="evenodd" stroke="none" d="M 360.000 10.770 C 360.001 10.772 367.082 30.601 367.083 30.603 C 367.082 30.603 360.001 24.014 360.000 24.013 C 359.999 24.014 352.918 30.603 352.917 30.603 C 352.918 30.601 359.999 10.772 360.000 10.770 Z"/>
+<path fill="#00ff00" fill-rule="evenodd" stroke="none" d="M 146.280 356.682 C 146.282 356.682 166.075 349.499 166.077 349.498 C 166.077 349.499 159.523 356.615 159.523 356.615 C 159.523 356.616 166.148 363.664 166.149 363.665 C 166.147 363.664 146.282 356.683 146.280 356.682 Z"/>
+<path fill="#ffff00" fill-rule="evenodd" stroke="none" d="M 122.363 693.456 C 122.364 693.454 131.152 674.320 131.152 674.318 C 131.152 674.319 131.615 683.982 131.615 683.982 C 131.616 683.982 141.286 684.217 141.287 684.217 C 141.285 684.218 122.365 693.455 122.363 693.456 Z"/>
+<path fill="#ffff00" fill-rule="evenodd" stroke="none" d="M 597.637 693.222 C 597.636 693.220 588.466 674.266 588.465 674.264 C 588.465 674.265 588.197 683.935 588.197 683.935 C 588.196 683.935 578.532 684.364 578.531 684.364 C 578.533 684.365 597.635 693.221 597.637 693.222 Z"/>
+<path fill="#00ff00" fill-rule="evenodd" stroke="none" d="M 573.720 356.682 C 573.718 356.682 553.925 349.499 553.923 349.498 C 553.923 349.499 560.477 356.615 560.477 356.615 C 560.477 356.616 553.852 363.664 553.851 363.665 C 553.853 363.664 573.718 356.683 573.720 356.682 Z"/>
+<path fill="#00ffff" fill-rule="evenodd" stroke="none" d="M 499.872 122.373 C 499.872 122.375 492.842 142.223 492.842 142.225 C 492.841 142.224 491.510 132.643 491.510 132.642 C 491.509 132.642 481.857 133.279 481.856 133.279 C 481.858 133.278 499.871 122.374 499.872 122.373 Z"/>
+<path fill="#00ffff" fill-rule="evenodd" stroke="none" d="M 220.128 123.031 C 220.129 123.033 228.466 142.368 228.466 142.370 C 228.466 142.369 229.156 132.720 229.156 132.719 C 229.157 132.719 238.829 132.712 238.830 132.712 C 238.829 132.711 220.130 123.032 220.128 123.031 Z"/>
+<path fill="#ff00ff" fill-rule="evenodd" stroke="none" d="M 234.169 138.200 C 234.169 138.225 234.169 389.837 234.169 389.862 C 234.194 389.862 485.806 389.862 485.831 389.862 C 485.831 389.837 485.831 138.225 485.831 138.200 C 485.806 138.200 234.194 138.200 234.169 138.200 Z"/>
+<path fill="#ff00ff" fill-rule="evenodd" stroke="none" d="M 171.253 310.710 C 171.253 310.748 171.253 688.166 171.253 688.203 C 171.291 688.203 548.709 688.203 548.747 688.203 C 548.747 688.166 548.747 310.748 548.747 310.710 C 548.709 310.710 171.291 310.710 171.253 310.710 Z"/>
+<path fill="#be0027" fill-rule="evenodd" stroke="none" d="M 360.000 699.754 C 360.001 699.752 367.082 679.923 367.083 679.921 C 367.082 679.921 360.001 686.510 360.000 686.511 C 359.999 686.510 352.918 679.921 352.917 679.921 C 352.918 679.923 359.999 699.752 360.000 699.754 Z"/>
 </g>
 </g>
 </svg>
diff --git a/assets/symbols/nestboxes_triple_2.svg b/assets/symbols/nestboxes_triple_2.svg
index d686159..6ab557d 100644
--- a/assets/symbols/nestboxes_triple_2.svg
+++ b/assets/symbols/nestboxes_triple_2.svg
@@ -2,23 +2,23 @@
 <!-- Generator: Moho 12.5 build 22414 -->
 <!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
 <svg version="1.1" id="Frame_0" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="720px" height="720px">
-<g id="nestboxes_triple">
+<g id="nestboxes_triple_2">
 <g id="triple_nest">
-<path fill="#ffffff" fill-rule="evenodd" stroke="none" d="M 360.000 105.176 C 361.422 105.176 362.570 104.029 362.570 102.606 C 362.570 101.184 361.422 100.036 360.000 100.036 C 358.578 100.036 357.430 101.184 357.430 102.606 C 357.430 104.029 358.578 105.176 360.000 105.176 Z"/>
+<path fill="#ffffff" fill-rule="evenodd" stroke="none" d="M 574.404 355.698 C 574.404 357.517 575.872 358.984 577.690 358.984 C 579.509 358.984 580.976 357.517 580.976 355.698 C 580.976 353.879 579.509 352.412 577.690 352.412 C 575.872 352.412 574.404 353.879 574.404 355.698 Z"/>
 </g>
 <g id="specs_2">
-<path fill="#ff00ff" fill-rule="evenodd" stroke="none" d="M 276.113 23.193 C 276.113 23.209 276.113 190.950 276.113 190.967 C 276.129 190.967 443.871 190.967 443.887 190.967 C 443.887 190.950 443.887 23.209 443.887 23.193 C 443.871 23.193 276.129 23.193 276.113 23.193 Z"/>
-<path fill="#ff0000" fill-rule="evenodd" stroke="none" d="M 360.000 679.586 C 360.001 679.589 372.193 713.726 372.194 713.729 C 372.193 713.728 360.001 702.384 360.000 702.383 C 359.999 702.384 347.807 713.728 347.806 713.729 C 347.807 713.726 359.999 679.589 360.000 679.586 Z"/>
-<path fill="#0000ff" fill-rule="evenodd" stroke="none" d="M 360.000 10.770 C 360.001 10.772 367.082 30.601 367.083 30.603 C 367.082 30.603 360.001 24.014 360.000 24.013 C 359.999 24.014 352.918 30.603 352.917 30.603 C 352.918 30.601 359.999 10.772 360.000 10.770 Z"/>
-<path fill="#00ff00" fill-rule="evenodd" stroke="none" d="M 146.280 356.682 C 146.282 356.682 166.075 349.499 166.077 349.498 C 166.077 349.499 159.523 356.615 159.523 356.615 C 159.523 356.616 166.148 363.664 166.149 363.665 C 166.147 363.664 146.282 356.683 146.280 356.682 Z"/>
-<path fill="#ffff00" fill-rule="evenodd" stroke="none" d="M 122.363 693.456 C 122.364 693.454 131.152 674.320 131.152 674.318 C 131.152 674.319 131.615 683.982 131.615 683.982 C 131.616 683.982 141.286 684.217 141.287 684.217 C 141.285 684.218 122.365 693.455 122.363 693.456 Z"/>
-<path fill="#ffff00" fill-rule="evenodd" stroke="none" d="M 597.637 693.222 C 597.636 693.220 588.466 674.266 588.465 674.264 C 588.465 674.265 588.197 683.935 588.197 683.935 C 588.196 683.935 578.532 684.364 578.531 684.364 C 578.533 684.365 597.635 693.221 597.637 693.222 Z"/>
-<path fill="#00ff00" fill-rule="evenodd" stroke="none" d="M 573.720 356.682 C 573.718 356.682 553.925 349.499 553.923 349.498 C 553.923 349.499 560.477 356.615 560.477 356.615 C 560.477 356.616 553.852 363.664 553.851 363.665 C 553.853 363.664 573.718 356.683 573.720 356.682 Z"/>
-<path fill="#00ffff" fill-rule="evenodd" stroke="none" d="M 499.872 122.373 C 499.872 122.375 492.842 142.223 492.842 142.225 C 492.841 142.224 491.510 132.643 491.510 132.642 C 491.509 132.642 481.857 133.279 481.856 133.279 C 481.858 133.278 499.871 122.374 499.872 122.373 Z"/>
-<path fill="#00ffff" fill-rule="evenodd" stroke="none" d="M 220.128 123.031 C 220.129 123.033 228.466 142.368 228.466 142.370 C 228.466 142.369 229.156 132.720 229.156 132.719 C 229.157 132.719 238.829 132.712 238.830 132.712 C 238.829 132.711 220.130 123.032 220.128 123.031 Z"/>
-<path fill="#ff00ff" fill-rule="evenodd" stroke="none" d="M 234.169 138.200 C 234.169 138.225 234.169 389.837 234.169 389.862 C 234.194 389.862 485.806 389.862 485.831 389.862 C 485.831 389.837 485.831 138.225 485.831 138.200 C 485.806 138.200 234.194 138.200 234.169 138.200 Z"/>
-<path fill="#ff00ff" fill-rule="evenodd" stroke="none" d="M 171.253 310.710 C 171.253 310.748 171.253 688.166 171.253 688.203 C 171.291 688.203 548.709 688.203 548.747 688.203 C 548.747 688.166 548.747 310.748 548.747 310.710 C 548.709 310.710 171.291 310.710 171.253 310.710 Z"/>
-<path fill="#be0027" fill-rule="evenodd" stroke="none" d="M 360.000 699.754 C 360.001 699.752 367.082 679.923 367.083 679.921 C 367.082 679.921 360.001 686.510 360.000 686.511 C 359.999 686.510 352.918 679.921 352.917 679.921 C 352.918 679.923 359.999 699.752 360.000 699.754 Z"/>
+<path fill="#ff00ff" fill-rule="evenodd" stroke="none" d="M 692.505 271.810 C 692.489 271.810 524.748 271.811 524.731 271.811 C 524.731 271.827 524.731 439.569 524.731 439.586 C 524.748 439.586 692.489 439.585 692.505 439.585 C 692.505 439.569 692.505 271.827 692.505 271.810 Z"/>
+<path fill="#ff0000" fill-rule="evenodd" stroke="none" d="M 36.112 355.698 C 36.109 355.699 1.972 367.891 1.969 367.892 C 1.970 367.891 13.314 355.699 13.315 355.698 C 13.314 355.697 1.970 343.506 1.969 343.504 C 1.972 343.506 36.109 355.697 36.112 355.698 Z"/>
+<path fill="#0000ff" fill-rule="evenodd" stroke="none" d="M 704.928 355.698 C 704.926 355.699 685.097 362.780 685.095 362.781 C 685.095 362.780 691.684 355.699 691.685 355.698 C 691.684 355.697 685.095 348.616 685.095 348.615 C 685.097 348.616 704.926 355.697 704.928 355.698 Z"/>
+<path fill="#00ff00" fill-rule="evenodd" stroke="none" d="M 359.016 141.978 C 359.016 141.980 366.199 161.773 366.200 161.775 C 366.199 161.775 359.083 155.221 359.083 155.221 C 359.082 155.221 352.034 161.846 352.033 161.847 C 352.034 161.845 359.015 141.980 359.016 141.978 Z"/>
+<path fill="#ffff00" fill-rule="evenodd" stroke="none" d="M 22.242 118.061 C 22.244 118.062 41.378 126.850 41.380 126.851 C 41.379 126.851 31.716 127.313 31.716 127.313 C 31.716 127.314 31.481 136.984 31.481 136.985 C 31.480 136.983 22.243 118.063 22.242 118.061 Z"/>
+<path fill="#ffff00" fill-rule="evenodd" stroke="none" d="M 22.476 593.336 C 22.478 593.335 41.432 584.164 41.434 584.164 C 41.433 584.164 31.764 583.895 31.763 583.895 C 31.763 583.894 31.334 574.230 31.334 574.229 C 31.333 574.231 22.477 593.334 22.476 593.336 Z"/>
+<path fill="#00ff00" fill-rule="evenodd" stroke="none" d="M 359.016 569.418 C 359.017 569.416 366.199 549.623 366.200 549.621 C 366.199 549.621 359.083 556.175 359.083 556.175 C 359.082 556.175 352.034 549.550 352.033 549.549 C 352.034 549.551 359.015 569.416 359.016 569.418 Z"/>
+<path fill="#00ffff" fill-rule="evenodd" stroke="none" d="M 593.325 495.570 C 593.323 495.570 573.475 488.540 573.473 488.540 C 573.474 488.539 583.055 487.208 583.056 487.208 C 583.056 487.207 582.419 477.555 582.419 477.554 C 582.420 477.556 593.324 495.569 593.325 495.570 Z"/>
+<path fill="#00ffff" fill-rule="evenodd" stroke="none" d="M 592.667 215.826 C 592.665 215.827 573.330 224.164 573.328 224.164 C 573.329 224.164 582.978 224.854 582.979 224.854 C 582.979 224.855 582.986 234.527 582.986 234.528 C 582.987 234.527 592.666 215.828 592.667 215.826 Z"/>
+<path fill="#ff00ff" fill-rule="evenodd" stroke="none" d="M 577.498 229.867 C 577.473 229.867 325.861 229.867 325.836 229.867 C 325.836 229.892 325.836 481.504 325.836 481.529 C 325.861 481.529 577.473 481.529 577.498 481.529 C 577.498 481.504 577.498 229.892 577.498 229.867 Z"/>
+<path fill="#ff00ff" fill-rule="evenodd" stroke="none" d="M 404.988 166.952 C 404.950 166.952 27.532 166.952 27.495 166.952 C 27.495 166.989 27.495 544.407 27.495 544.445 C 27.532 544.445 404.950 544.445 404.988 544.445 C 404.988 544.407 404.988 166.989 404.988 166.952 Z"/>
+<path fill="#be0027" fill-rule="evenodd" stroke="none" d="M 15.944 355.698 C 15.946 355.699 35.776 362.781 35.777 362.781 C 35.777 362.781 29.188 355.699 29.187 355.698 C 29.188 355.697 35.777 348.616 35.777 348.615 C 35.776 348.616 15.946 355.697 15.944 355.698 Z"/>
 </g>
 </g>
 </svg>