Pharyngula

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It’s not a blanket, it’s a train.

A certain deep, primal part of my brain went “Squeeee!” at this video of a nautilus being fed by hand. I want one. I want a cephalopod to be my friend. But sorry, people, taking an exotic animal out of the ocean and confining it to an aquarium is not exactly the friendliest thing to…

A defense of ENCODE?

Dan Graur has snarled at the authors of a paper defending ENCODE. How could I then resist? I read the offending paper, and I have to say something that will weaken my own reputation as a snarling attack dog myself: it does make a few good points. But it’s mostly using some valid criticisms to…

Over on Telliamed Revisited, Richard Lenski is talking about his favorite examples of evolution, and mentioned this figure from a paper on hybrid monkeyflowers. Cross-species breeding produces interesting results!

Friday Cephalopods: I ♥ embryos

Friday Cephalopod: A good glower

Aegirocassis benmoulae

Anomalocaris has always been one of my favorite Cambrian animals — it was so weird, and it was also the top predator of the age, making it the equivalent of T. rex. The anomalocarids were also a diverse and successful group, so wouldn’t you know it…it also had a distant filter-feeding cousin in the Ordovician.…

Junk DNA must be…fractal ballast!

I’ve now read two novel attempts to explain the existence of junk DNA. To a lot of people, the very idea of junk DNA is offensive: whatever process built us, whether divine fiat or the razor-sharp honing of natural selection, must be powerful, omnipotent or nearly so, and incapable of tolerating any noise or sloppiness,…

Mary’s Monday Metazoan: Birthin’

This skink looks like it just burst out of someone’s chest, and in addition, it’s full of little baby skinks.