When do birds start singing when the days are what?

Is the dodo a vertibrate? Do penguins live in groups or alone? What was pigeons and geese part in the battle of cowshed? What does Fledglings mean? How do owls hear their prey? What is a good name for a female owl? How big are wild turkey eggs? Is a drake masculine or feminine? How do you tell if a baby starling is a boy or a girl? Large black bird also girls name? What clouds is look like feathers? Is it true that the sight of seagulls inland means there are storms at sea? What does brood mean in penguins? Who is flipper? Is it an omen for 2 magpies to be pecking at your window together? What is the physical characteristics of the bald eagle? When during the year does the ruffed grouse drum? what is masculline of goose? What were the names of George W. Bushs turkeys? What are some of the adaptation a bird has to fly?