A retired teacher found some seahorses off Long Beach. Then he built a secret world for them — “Deep Blue is one of the seahorses that Rog Hanson is studying.” Photo credit: Carolyn Cole / Los Angeles Times [United States of America] [1368 x 2048 pixels] [OS]

A retired teacher found some seahorses off Long Beach. Then he built a secret world for them — “Deep Blue is one of the seahorses that Rog Hanson is studying.” Photo credit: Carolyn Cole / Los Angeles Times [United States of America] [1368 x 2048 pixels] [OS]