Thanks to Extra Genes, Eels Transform from Ribbons to Tubes
Few animals travel so far to have sex as the European eel. When autumn comes, these eels leave their lakes and rivers and embark on an arduous journey towards the Sargasso sea.
Exploring evolution through genes, computers and history
Few animals travel so far to have sex as the European eel. When autumn comes, these eels leave their lakes and rivers and embark on an arduous journey towards the Sargasso sea.
Few fish would survive a swim in Antartica's ice-covered waters. Temperatures can drop to -1.9 ℃, whereas a typical fish starts to freeze at -0.8 ℃.
"But if (and oh what a big if) we could conceive in some warm little pond with all sorts of ammonia and phosphoric salts, light, heat, electricity etcetera present, that a protein compound was chemically formed, ready to undergo still more complex changes [..] "~Charles Darwin, in a letter to Joseph Hooker (1871) All life on earth is related.
These are good times to have tentacles. Thanks to the internet, even the most ordinary of octopuses can be catapulted to worldwide fame. Exceptional skills or abilities are not required.
It was supposed to be extinct. Yet here it lay, with fins round and fleshy, scales as hard as bone and a tail unlike any living fish. "Lass, this discovery will be on the lips of every scientist in the world", James Smith said to Marjorie Courtenay-Latimer, curator of the East London Museum.
Specks. Stripes. Red fur. Black fur. Eye masks. Bald spots. Beards. Moustaches. New World monkeys are nature's motley crew. Their faces display an extraordinary range of colours and patterns.
Happy belated new year everyone! 2011 was a wonderful year for me. Not only did my blog move to its shiny new abode at Scientific American, I also joined the science desk of NRC Handelsblad, a daily Dutch newspaper.
Like most evolutionary tales, this one could have started on the Galapagos Islands. Instead we find ourselves in an ancient sea, near the end of the Devonian, 360 million years ago.
Remember the dancing Yeti Crabs? They're back! Check out this amazing illustration of two farming Yeti Crabs by Irene Goede: So white, so hairy.. I want to pet them!Irene is a freelance illustrator who has specialized in nature and history.
Isolation can be a blessing. I am most productive when I'm not connected to the web. If I'm writing in a train or plane, severed from the thoughts of others, it is easier to capture my own trails of thought and let them expand.