The World is Your Playground
The Importance of Play in Humans
I Sea You Lion There
Social Play in a Marine Mammal
Playing Catch
A Playful Behavior with an Important Function
Not Your Average Birdbrain
Play in a Highly Intelligent Bird
Playtime is Far From Over
Welcome to Season 6: Play
The Right Tool for the Job
Tool Use in Foraging
Give and Take
Stealing the Hard Work of Others
Bottoms Up
Care to Dabble in Some Waterfowl Foraging?
If You Don’t Eat Your Protein
Developmental Changes in Diet