How do ptarmigan bones help them meet their needs?

Answer 1

Ptarmigans, like many flying birds, have hollow bones. These light bones make it easier for the bird to fly. During the summer, the ptarmigans bones become heavier and stronger so they can withstand the stress of the ptarmigan's search for food. in the winter the bones become lighter so the bird can conserve energy while flying.

Answer 2

Ptarmigan bones are light and provide efficient use of energy for flight. Their bones are also adapted for walking on snow, making it easier for them to navigate their snowy habitats. These adaptations help ptarmigans conserve energy and survive in their cold, snowy environments.

Answer 3

Why are ptarmigan's bones hollow?