special interest in moths so this is my infodump station | i do IDs!! | sideblog is @oinglboingl | credits to Olivier Bouteleux for the avatar and @campesine-moved for the header | sideblog is @oinglboingl
263 posts
Reminder That One Of The Og Moth Ocs Was Killer Moth, A Flamboyant Batman Villain Who Saw An Article
Reminder that one of the og moth ocs was killer moth, a flamboyant batman villain who saw an article about batman in prison and decided to become his nemesis (if that isn't a little fruity idk what is). Also he had a mothmobile with antennae on the front and a cocoon gun which he used to wrap up his enemies
Top tier character design tbh.
Image sources: wikipedia and DC database
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More Posts from Mysticmothworld
Moths?
Moths? Moths. Moths moths moths :)
Trying to keep your footprint as low as possible is a great way to self-destruct.
And I'm not saying this to people who take two hour showers during international flights while shoving red meat into their mouth. I'm saying this to my fellow activists who feel conflicted about heating their home on fossil fuels even though they don't have any other options (and struggle to afford it).
Like, we can talk about how 'consumer choice' is never going to save the planet and stuff, but more importantly: You are not a sin. Your basic needs deserve to be met. You deserve to be warm and filled with food that satisfies you and you deserve to see your friends.
We are not fighting to save 'the planet', that's a piece of rock. We want to save ecosystems and plants and animals, including people. You are part of that. Don't leave yourself out of the list of creatures that deserve to thrive.
Natural Selection and the Case of the Peppered Moth
If you're anything like me and you spend a lot of time talking about Interesting Facts and Things to anyone who will listen, you may have heard a slightly warped account of the story of the peppered moth. Maybe someone said something like: "Oh yeah and in England there was this moth that turned black during the industrial revolution due to all the coal dust in the air". Which is... not exactly true.
Let me start the story from the beginning. Before the industrial revolution, peppered moths (Biston betularia) were distributed across England, Europe and North America. They existed in 3 morphs: typica (mostly white), carbonaria (mostly black) and insularia (inbetween). Note: I'm mainly going to talk about the typica and the carbonaria morph here.
Before the industrial revolution, the typica morph was the predominant morph. Peppered moths lived in forests filled with light trees and lots of lichen, a good place for a typica morph to blend in. The carbonaria morphs were living life on hard mode, though. They did not blend in, and were more easily picked out by predators like birds. Below you can see how well a typica morph blends into lichen.
Then the fire nation attacked. Jk, then came the industrial revolution. Factories were pumping out coal fumes into the air, covering forests nearby with coal dust and killing the lichen that grew on them. In these forests, the carbonaria morph blended in better. Predators began to pick out typica morphs more often. And so, carbonaria morphs became the predominant morph in forests near industrialized areas.
Naturalists, noticing this, wanted an adequate answer on why this was happening. In the 1950s Bernard Davis Kettlewell used various methods to test the hypothesis that it was natural selection. And indeed it was. Typica morphs were 2x more likely to be eaten in a polluted forest than carbonaria morphs, and vice versa.
This phenomenon was so common, and observed in many other moth species across industrialized areas, that it was even given a name: industrial melanism.
So there you go. The full story of the peppered moth :)
Oh and I should add that in areas where the effects of industrialization were reversed, the typica morph once again becomes more common.
Sources:
Peppered moths: moth life cycle
Peppered moths: natural selection
Peppered moths: dr ketllewell