If You Are A Lady Beetle
a: The pheromone ~
b: a chemical map
What: "To attract each other to an ideal site they secrete a chemical known as "aggregating pheromone". The pheromone is like a chemical map leading them in and building up their numbers."
Useful?
Writer: Robert Bishop
LCC:
Where:
Date: May 13 2013 5:05 PM
# 3142 Critique Analogy