On: Wolfram - what is the speed of an unladen swallow?

[asimjalis]

Yet it seems to know the speed of an unladen European swallow:

http://www.wolframalpha.com/input/?i=speed+of+an+unladen+eur...

It's not as sure about unladen African swallows though.

http://www.wolframalpha.com/input/?i=speed+of+an+unladen+afr...