Do fish hold the secret to why some people are more social?

«Previous
1 of 5 Photos
Next »
Read the story
091213_fish_g1
«
  • 091213_fish_g1
  • 091213_fish_g2
  • 091213_fish_g3
  • 091213_fish_g4
  • 091213_fish_g5
»
091213_fish_g1
Threespine stickleback fish swimming in schools. (Courtesy Fred Hutchinson Cancer Research Center)