What made the stork ancestor of New World vultures forsake its obstretrics practice for the morgue?
Where does the wood thrush store its silver bells when it flies south for the winter?
Did the old trout learn how to lurk from studying ospreys?
Is it the excess of sky following a clearcut that gives cerulean warblers the blues?
If jewelweeds were never ensorceled by a hummingbird’s wand, would they still turn into touch-me-nots?
How many swallows does it take to make a summer?
Do winter wrens come back from the dead to haunt the enemies of clutter?
When a flock of grackles pivots around a hawk, are they trying to drive it mad?
Why do goldfinches go to all the trouble of building watertight nests if they never go boating?
What does a 25-pound wild turkey know about flying that a 3-pound chicken does not?
Would bitterns burp as loudly if they didn’t swallow frogs?
How do we know the loopy displays of male woodcocks aren’t aimed at the earthworms?
Does the cardinal attacking his reflection in the window learn to hate the color red?
Is the drumming grouse testing the air for ripeness, the way we thump melons?
What does the scarlet tanager see in our boring northern forests to justify an annual fight all the way from South America?
How many paper girls will it take to save the Japanese crane?