What sort of behavior can cause fight-or-flight responses?
hyperthyroidism aggressive hormones humans bullfrogs hypothyroidism similar some mammals
A B C D E F G H
If a pony feels threatened it can respond with aggressive behavior.
aggressive behavior causes fight-or-flight responses.
What sort of behavior can cause fight-or-flight responses? (A) hyperthyroidism (B) aggressive (C) hormones (D) humans (E) bullfrogs (F) hypothyroidism (G) similar (H) some mammals