Which of the following is not a behavioral adaptation?

A.
A squirrel buries acorns to dig up and eat later.

B.
A honeybee does a dance to tell the other bees where to find flowers.

C.
Grass stops growing during a drought and begins growing again when it rains.

D.
The spines of a cactus protect it from animals.

Question

Which of the following is not a behavioral adaptation?
  
 
 

 
 

  

  A. 
  A squirrel buries acorns to dig up and eat later.   
   

 
 

  

  B. 
  A honeybee does a dance to tell the other bees where to find flowers.   
   

 
 

  

  C. 
  Grass stops growing during a drought and begins growing again when it rains.   
   

 
 

  

  D. 
  The spines of a cactus protect it from animals.

anonymous · Answer

I think c but im not really sure.

anonymous · Answer

It is D. C is a response to an external signal.  Just as closing your eyes during bright light is a response or a animal going into hibernation when cold weather occurs.