Threatening behavior causes a fight-or-flight response in what?
Whales dogs hair Birds humans hats bacteria bears
A B C D E F G H
Dogs are highly social animals.
threatening behavior causes a fight-or-flight response in dogs
Threatening behavior causes a fight-or-flight response in what? (A) Whales (B) dogs (C) hair (D) Birds (E) humans (F) hats (G) bacteria (H) bears