Answer:
-If a flock’s beak type made it easier to pick up the available food, the flock grew.
-If a flock’s beak type made it harder to pick up the available food, the flock shrunk
Step-by-step explanation:
Option- "If a flock’s beak type made it easier to pick up the available food, the flock grew."
5.2m questions
6.8m answers