Biology Lesson on Mal Oreille (short story)

Summary
Young Bernice Summerfield is off to another boarding school. This one's on the watery planet Mal Oreille, whose native flora and fauna have a unique mimicry ability. Fascinated as Benny is with lessons, she's even more fascinated when her fellows start changing, all around her... becoming more... docile.

What's going on at Mal Oreille? And will they tame Benny?

Characters

 * Bernice Summerfield

Continuity

 * Isaac Summerfield drops Benny off at the spaceport. The school tries to contact him at the end of the story, but can't reach him--perhaps he has left on his final trip to Bellatrix.