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On the threshold of flight

10,000 Birds

We are on the threshold, just stepping across it really, of understanding one of the most important evolutionary events that ever happened. It has evolved in non-vertebrate animals like insects more than once. Science 12 December 2014: 346 (6215), 1253293 [DOI:10.1126/science.1253293]. I speak of flight, of course.

Rodents 184
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Pigeons have tiny compasses in their heads

10,000 Birds

In any event, they were surprisingly good at this. One researcher tested British school children to see if they could find their way home by driving them blindfolded, in a bus, out into the country and asking them to point their way home. That did in fact confuse them at least to some degree. Le-Qing Wu and J.

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A Question of Migration

10,000 Birds

Some of the first solid research pointing to a magnetic sense of some sort in birds was being produced at that time, and there were even people testing humans for a similar ability. If this is true, then does each separate evolutionary “event&# have a separate set of mechanisms backing it up? Holy crap again! 2 PIERSMA, T.,