Bird beaks are generally adapted for the food they eat, and birds eat food that they scavenge. Given these facts, what are beaks adapted to among the following options:
- principals of aerodynamics
 - it keeps an organism warm
 - Animal survival
 - the environment
 - the color of the feathers
 - how the bird flies
 - food that is scavenged
 - the call the bird makes


 

       food that is scavenged  