Questions relating to the study of birds.

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3
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87 views

Why don't birds in flocks fly into each other?

I've seen videos of hundreds of birds flying in the same general direction but creating incredible patterns in the sky seemingly instantaneously! How do they all know in what direction to turn at the ...
3
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0answers
75 views

Food Intake versus ability to flee among birds, particularly the hummingbird?

Logically speaking, if a hummingbird drinks too much nectar, it will be temporarily overweight and less able or unable to fly to escape danger. However if the same hummingbird doesn't drink enough ...
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0answers
45 views

How did birds survive the KT impact?

As I understand it, the ejecta resulting from the K-T impact (also known as the end-Cretaceous or Cretaceous-Tertiary extinction event) re-entered the atmosphere all over the world; the heat from ...
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0answers
21 views

Insects or Birds covering least distance but most wing moves

I was in search in of list or detail about Insects and Birds which move their wings most but cover least distance. I know that in insects house fly moves its wings about 200/sec and covers 5mph ...
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24 views

Niche differentiation in birds of prey

I'm not much of an ornithologist but I know enough to distinguish most Central European birds of prey. To me it is amazing that there are so many species that seem to occupy the same niche. Especially ...
0
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16 views

When birds fly in V-formation, how is it decided which bird gets to be the 'lead bird'?

I've read on Wikipedia and in other sources that the lead position alternates due to flight fatigue, but does it alternate between a small cabal of of leadership birds, or does (almost) every bird get ...