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Dave Slager on Twitter: "American and Northwestern crows began the speciation process at least once, but didn't finish it...
American and Northwestern crows began the speciation process at least once, but didn't finish it. When their ranges came back together, they resumed interbreeding. Can't tell American and Northwestern crows apart? Don't feel bad, because neither can they. https://www.biorxiv.org/content/early/2018/12/10/491654
twitter  biorxiv  birds  research  science  genetics  crows  biology  pacificnorthwest  americancrow  northwesterncrow  @dslager  daveslager 
15 days ago by coslinks
Cos on Twitter: "So here's the real question on Seattle crow-watchers' minds: What should we put in our eBird checklists? :)"
So here's the real question on Seattle crow-watchers' minds: What should we put in our eBird checklists? :) American, because they're really the same species, or American/northwestern, because someday the database will merge the two and this will mark the subspecies or form?
twitter  @textcos  @dslager  daveslager  cos  crow  americancrow  northwesterncrow  seattle  birds  ebird 
15 days ago by coslinks
Nigel MacDugong on Twitter: "Trying to work out what kind of bird I could hear, then realised it wad my neighbour's baby, crying, and being answered by a crow."
Trying to work out what kind of bird I could hear, then realised it wad my neighbour's baby, crying, and being answered by a crow. Took about ten minutes, but the crow calmed it and now both crow and baby are cawing to each other. I'm not saying this is how you get witches but-
twitter  funny  story  birds  crow  witches  @macdugong  nigelmacdugong 
july 2018 by coslinks
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