Fledgling Theories

A tree is a tree

There and back again: a natural selection tale

Why did the Sanderling cross the globe?

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

Cranes that go bump in the night

Birds and cities are like grape juice and paper towels

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

She ain't heavy, she's my sister

Egg Hunt Arms Race

Feed the birds, tuppence a bag

Is that umbrella looking at me? And other concerns of an urban bird

Antbird Espionage

This little birdie migrated, this little birdie stayed home

Feathered Fruit Peelers

Your Christmas Bird Count data at work!

Floods and Plagues, Ticks vs. Tides

Fly straight on 'til morning... then what?

Auditory Archive: Yellowhammer dialects across two countries and 100 years

Feathery Chemistry: using isotopes to track migration

Spring timing! Can birds adjust to match the arrival of spring? Does it even matter?

Climate Change and Shifting Altitude Ranges