What is the human equivalent

[Minerva]

Of the gesture of a dog wagging his or her tail? -M

 

[ballmode]

Dialating pupils

 

[Atomicus]

wide-grin and unraveling of the pantalones

 

[imported_LoKe]

Originally posted by: ballmode
Dialating pupils

Sounds about right.

 

[JDrake]

Smiling

 

[HN]

[insert expression of joy]

i.e. smiling, laughing, happy ending

 

[Yossarian]

erect nipples