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Fledgling Theories

An informal, monthly discussion of recent scientific research about birds.

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A tree is a tree

A tree is a tree

One side effect of our collective global coffee addiction is the transformation of native forest into coffee plantations... Read more

18 Jun 2020

29mins

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There and back again: a natural selection tale

There and back again: a natural selection tale

We usually think about natural selection making small changes, generation by generation, over long time spans. But durin... Read more

28 Mar 2020

28mins

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Why did the Sanderling cross the globe?

Why did the Sanderling cross the globe?

We might assume it's because the grass is greener on the other side. But this month's study suggests that some migrant S... Read more

6 Feb 2020

42mins

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Harp ye Gerald angles! Winter means time to practice singing, for birds and people.

Harp ye Gerald angles! Winter means time to practice singing, for birds and people.

'Tis the season for caroling.... and some of us enunciate better than others. On its wintering grounds in Tanzania, the ... Read more

5 Dec 2019

38mins

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Cranes that go bump in the night

Cranes that go bump in the night

Flying is a dangerous business. Birds must dodge trees, powerlines, windows. Anyone who has seen a robin flit at full sp... Read more

7 Nov 2019

30mins

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Birds and cities are like grape juice and paper towels

Birds and cities are like grape juice and paper towels

In TV advertisements, it seems paper towels can always absorb more grape juice.  Are urban areas similarly able to take ... Read more

11 Oct 2019

33mins

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If a bird sings in a forest and a microphone hears it, does it still make data?

If a bird sings in a forest and a microphone hears it, does it still make data?

Studying birds typically involves in-person observation, but with the rapid advance of high quality audio recorders and ... Read more

5 Sep 2019

35mins

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She ain't heavy, she's my sister

She ain't heavy, she's my sister

Not all brood parasites are on the hunt for an unsuspecting bird of another species to take advantage of. In fact, there... Read more

7 Aug 2019

38mins

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Egg Hunt Arms Race

Egg Hunt Arms Race

Is there an evolutionary arms race between birds trying to hide eggs and birds trying to find eggs?  If so, who is racin... Read more

17 Jul 2019

29mins

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Feed the birds, tuppence a bag

Feed the birds, tuppence a bag

Feeding the birds is big business these days, but how has all that food availability affected bird communities? It turns... Read more

6 Jun 2019

31mins

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