Environment

Invasion Without the Body Snatchers

By Lauren GravitzJun 1, 2003 12:00 AM

Newsletter

Sign up for our email newsletter for the latest science news
 

The yellow sac under this European green crab is a parasitic, castrating barnacle that normally helps keep the creature's population in check. Photograph courtesy of Todd Huspeni.

1 free article left
Want More? Get unlimited access for as low as $1.99/month

Already a subscriber?

Register or Log In

1 free articleSubscribe
Magazine Examples
Want more?

Keep reading for as low as $1.99!

Subscribe

Already a subscriber?

Register or Log In

More From Discover
Recommendations From Our Store
Shop Now
Stay Curious
Join
Our List

Sign up for our weekly science updates.

 
Subscribe
To The Magazine

Save up to 70% off the cover price when you subscribe to Discover magazine.

Copyright © 2021 Kalmbach Media Co.