Pharyngula

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This is an echinoderm, a feather star, out for a swim. (via Owl Mirror)

I was reading this account of an encounter between three cuttlefish — a consort male escorting a female, who is challenged by an intruder — and the story was weirdly familiar. The intruder’s pupil dilation and arm extension began the first of three brief bouts over the course of about four minutes, each with escalating…

I’m relieved my courtin’ days are over, because even if I did paint my butt iridescent colors, I don’t think I could twerk it up over my head.

And we liked it! The Nautilus Files

Tissue Organization Field Theory

It’s been a while since I brought everyone up to date on the progress of my Ecological Development course, because I’ve been busy. So have the students. After our spring break I subjected them to the dreaded oral exam, which actually isn’t so bad. I tried to engage them less in an adversarial role and…

Botanical Wednesday: I am not fooled

That isn’t the Carrizo Plain National Monument. It’s obviously Oz.

Mary’s Monday Metazoan: Salpflower

Cephalopods are natural-born editors

Did you know cephalopods may have traded evolution gains for extra smarts? I didn’t either. I don’t believe it, anyway. The paper is fine, though, it’s just the weird spin the media has been putting on it. The actual title of the paper is Trade-off between Transcriptome Plasticity and Genome Evolution in Cephalopods, which is…