Replies:
Its really very hard to answer "why" questions about nature. Every animal
has evolved to fit into its habitat. Why do honey bees have stingers? For
defense of the hive. Why do bees have stingers while most insects don't? We
don't know, it just happened that way, and it works for them!
NEWTON is an electronic community for Science, Math, and Computer Science K-12 Educators, sponsored and operated by Argonne National Laboratory's Educational Programs, Andrew Skipor, Ph.D., Head of Educational Programs.