A) To look taller B) To show off to other birds C) To sleep better D) To conserve body heat
A) Tensing their muscles constantly B) Using a locking mechanism in their joints C) Resting completely on the ground D) Keeping the other leg flexed
A) Deserts B) Mountainous regions C) Shallow lakes and lagoons D) Dense forests
A) Their environment B) Carotenoid pigments in their diet C) Sunlight exposure D) Genetic mutations
A) Pink B) Blue C) Green D) Yellow
A) Herbivores B) Carnivores C) Filter feeders D) Scavengers
A) Natural predators B) Excessive mating C) Overpopulation D) Habitat loss
A) Male-female ratios B) Food availability C) Weather conditions only D) Color of their feathers
A) 6 to 7 feet B) 1 to 2 feet C) 8 to 10 feet D) 3 to 5 feet |