Answer:
Evolution or Adaptation
Explanation:
Because of the available food in the environment, such as big or small, hard or soft seeds based on the weather and the plant's production, the birds have to adapt to be able to consume their new type of food available, if a bird with a small beak tried to eat a large hard seed, it wouldn't be able to, or if a bird with a big beak tried to eat a small seed, it probably wouldn't be enough
Answer:
In the scientific world, theory can be described as a detailed explanation of any phenomenon occurring in nature. A scientific theory is tested through hypothesis and is supported through facts, but as advances are made in the scientific world, the theory is subjected to change with time. For example, in the past, many modifications were made in the atomic theory. The atomic theory describes the structure of an atom.