Day 19: Mouse neurons vary like (pretty) trees

 
Mostly, I just wanted to share this image because I think it’s beautiful, especially once you know what it represents. This is the branched network of nerves that communicate with a small muscle in the head of a mouse, connecting the base of the ear to the top of the skull.
Researchers want to diagram neural [...]

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Day 17: Wolves of all stripes

At first, last week’s announcement that black coats in wolves come from interbreeding with dogs didn’t interest me that much. I have a long-time fondness for wolves, and I don’t particularly care what color they are. But from a gee-whiz biology perspective, the finding actually is pretty interesting. Also, the news was a chance to take a [...]

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Day 15: Climate change could find Nemo

The news about oceans was pretty grim last week, but there is hope. Most of the world’s fishing countries are reneging on their agreements to fish responsibly and sustainably. Despite harvest restrictions in the Delaware Bay, plummeting horseshoe crab populations are leaving their migratory bird predators high and dry. In a climate change scenario, the poorest fishing [...]

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Day 12: Ten slimy new species in Columbia

Ten potentially new species, most of them frogs, have been reported living in a mountainous area near Colombia’s border with Panama, a remote diversity hotspot the discoverers are now calling a “Noah’s Ark.”
Herpetologists from Conservation International in Colombia and ornithologists from the Ecotrópico Foundation led the discovery expedition into the Tacarcuna area of the Darien, with the [...]

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Day 11: Older killer whales make best moms

 
I silenced my Inner Rational Scientist here, and went for the cute factor. How could I resist?
There actually is some science. It appears killer whale calves born to older mothers may be in better … um, flippers.

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