News Headline
Threatened coral calls in the goby cavalry
Source
New Scientist
Publication Date
2012-11-09
It's not quite "Avengers, assemble!", but it does the trick. A species of Fijian coral sends out distress signals to gobies to protect itself from encroaching seaweed.
Content
http://www.newscientist.com/article/dn22483-threatened-coral-calls-in-the-goby-cavalry.html