TY  - GEN
AU  - Hebb,D O
TI  - Comment on altruism: the comparative evidence
SN  - 0033-2909
PY  - 1972///0703
KW  - Animals
KW  - Behavior, Animal
KW  - Dogs
KW  - Dolphins
KW  - Empathy
KW  - Humans
KW  - Imitative Behavior
KW  - Motivation
KW  - Pan troglodytes
KW  - Social Behavior
N1  - Publication Type: Journal Article
UR  - https://doi.org/10.1037/h0031898
ER  -