What are some adaptations of a common rhea?

Why do pelicans put one leg in the air when sleeping? Do all the baby eagles survive? How do hummingbirds breath? What adverbs can describe a duck? What does a red-tailed hawk hitting your window and dying symbolize? How do you train parrot not to fly away and let them stay on shoulders or hands freely without cutting their wings? What is a Avocados fruit means in Telugu? How many times will a Canada goose lay eggs if her nest is attacked by a predator and the eggs are destroyed? Why do doves attack blue jays so much? How big is a male and female kiwis? How would a sudden decrease in the mouse population affect the barn-owl population? Do parrots do weird things? Why does penguin height change depending on latitude so 50cm on 0 and 120 on 70? What is a seagull beak description? How do you write a creative story about birds? What do smaller owls eat? Where did the Baltimore oriole get its name? What are carnivorous bird species? Can herons run? Is it illegal to have pet pigeons in Chicago?