Starvation can have devastating effects that unfold over multiple generations as a process of adaptation.
The stomachs of children who are dying appear ridiculously swollen, as if from over-eating. Is there a connection?
Vampire bats, native to Central and South America, are one of the most well known examples of sharing and kindness in the animal kingdom.
When dinosaurs ruled the earth, the Tyrannosaurus Rex ate just about anything it wanted. But did that include other T. Rex?