Climate Change and Birds in North America and Europe

I've got a new post up at 10,000 Birds on a study looking at changing populations of several hundred common species of birds in Europe and North America (mainly the US).

The two subcontinents exhibit dramatically different patterns, as shown in the enigmatic graph above.

Go to the post to unravel this intriguing mystery!

More like this

Why are brown people so many shades of brown? If you were raised in a South Asian family I'm sure that you've had to deal with the "color" issue somehow. This isn't a cultural blog, so I'm not going to go there, but I do think that the salience of complexion in South Asian culture makes this new…
First, we had giant catfish eating pigeons (remember this?). Now, we have scientifically confirmed reports of tiger fish eating swallows on the wing. The pigeons were just standing around on the beach, but these swallows are fast moving birds in flight being snatched out of the air as they forage…
Changes in the daily variability of high and low temperatures in certain regions may stress wild bird populations. A new study of semi-wildish Zebra Finches demonstrates this. I have a post on the research here, at 10,000 birds. Have a look!
This is just a pointer to my latest post at 10,000 birds on a tool using crow from Hawaii, as well as recent climate change related threats to the birds of that island state.