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This is Scientific American's 60-second science. I'm Christopher Entaliata. Got a minute?

City dwellers can attest that the animals they share the city with,

the pigeons, rats, roaches, can all be pretty brazen when they're prowling for a bite.

While visiting Barbados, McGill University neurobiologist John Nicola O'Day,

noticed that local bullfinches were accomplished thieves as well.

They were always trying to steal our food, and we can see those birds also entering in supermarkets, trying to steal food there.

And that gave him an idea.

Since this bird species are able to solve amazing problems in cities, and they are also

present in rural areas, we were wondering...

Are the rural birds also good problem solvers, and they just don't take advantage of their

abilities?

Or are they fundamentally different?

So, Adé and his McGill colleagues

captured Barbados bullfinches, both in the island's towns

and out in the countryside,

and they then administered the bird equivalent

of personality and IQ tests,

...