Oddities thread

[B468S02357]

Post oddities you know of here. Whether you found them or just like discussing it, feel free to post them.

I found these in the construction challenges thread.
An orthogonal puffer with a girrafewise trail:

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x = 70, y = 96, rule = B3/S23
17bo4b3o$16b3o2bo2bo$16bob2o4bo$17b4o3bo$17b2o5bo$21bo2bo$22b2o$23bo5b
3o$22bo5bo2bo$13b3o6bo8bo$12bo2bo11bo3bo11bo$15bo11bo3bo4b3o3b3o$11bo
3bo15bo3bo2bo2b2obo$15bo3bo8bobo7bo2b3o$12bobo4bo4b2o12bo2b3o$21bobo2b
o8bobo4b2o$20b3ob2o17bo$20b2o$34bo9bo$33b3o8bo13bo$24b2o6b2obo4bo7b3o
6b3o3b3o$24b2o6b3o5bo6bo2bo6bob2o2bo2bo$32b3o3b2o3bo6bo7b3o2bo$32b3o3b
obo3bobo3bo7b3o2bo$33b2o11bo3bo7b2o4bobo$7b3o4bo26b3o6bo7bo$7bo2bo2b3o
31bobo$7bo4b2obo41bo9bo$7bo3b4o9b2o31bo8b3o$7bo5b2o9b2o25b3o7bo4bob2o
$7bo2bo40bo2bo6bo5b3o$8b2o41bo6bo3b2o3b3o$51bo3bobo3bobo3b3o$16b3o32b
o3bo11b2o$2bo13bo2bo31bo6b3o$b3o12bo22bo12bobo$2obo7bo4bo3bo3b2o13bob
o$3o8bobo2bo3bo3b2o13b2o$3o3bo6bo2bo$3o3bob3o6bobo$b2o6bo43b3o$9bo43b
o2bo$53bo$53bo3bo8b3o$24b2o27bo3bo4bo2bo2bo$24b2o27bo6bobo5bo$54bobo3b
3obo3bo$35bo28bo3bo$35bobo30bo$35b2o28bobo$11bo$12b2o43b2o$11b2o11b2o
31bobo$24b2o31bo2$53b2o$53bobo$53bo2$31bo17b2o$24b2o5bobo15bobo$24b2o
5b2o16bo$15bo$16b2o27b2o$15b2o28bobo$45bo2$41b2o$24b2o15bobo$24b2o15b
o2$27bo9b2o$27bobo7bobo$27b2o8bo$19bo$20b2o11b2o$19b2o3b2o7bobo$24b2o
7bo2$29b2o$29bobo$29bo3$16b6o$16bo5bo$16bo$17bo4bo$19bo2bo$22bo$22bo3$
20bo$15b2o3bo$15b2o3bo!

A growing spaceship that travels in a spiral:

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x = 4, y = 8, rule = B2-ai3acr4aej5inq6ak/S12ik3kny4jtHistory
.A.A$2.A$2.A$2.A$.3A$A$A$.A!

[NNlk05]

This thing in my signature:

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x = 10, y = 3, rule = B34twz/S23
b2o4b2o$obo4bobo$2bo4bo!
[[ TRACK 0 -47/270 ZOOM 4 GPS 135 THEME BOOK ]]