Monday, March 28, 2016

Comb Jellies Poop: Another Block Kicked Out From Under Linear Evolution

Why watching comb jellies poop has stunned evolutionary biologists
The discovery of the previously undetected, sphinctered anus in comb jellies throws the ordered descent of through-gut digestive tracts all out of whack. Not to worry, though; a new evolution story is in the works.


Russell said...

It's clear this is just a sign of devolution. Comb jellies had the digestive track, didn't need it, so they got rid of it for years. With the advent of global warming, they needed it back. /sarc

Stan said...

I should have seen that; the narrative is now safe again. Whew! Close call.