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grabbed the shrimp in his big mouth, only to spit it out again apparently 
intact* I was about to conclude that it possessed a charmed life when the 
queen trigger spotted it. She rushed in and gobbled it up without a moment’s 
hesitation. One of its claws dropped off, and a yellowtail grabbed that. 
The charm was gone. And the boxer with it. 
We tried another boxer, and the same thing happened. There must be 
something not too palatable about a boxer, however, because the trigger spat 
it out four or five times before finally swallowing it. Y^e tried one more 
boxer, while keeping the trigger out of the fracas. The other fish follovfed 
its descent until it landed on a finger sponge, but it walked quietly down 
the sponge unharmed. Triggers are non-conf ormists , it appears. 
In the afternoon we placed another pistol shrimp at the doorway of the 
annulate, he dived in and was immediately kicked out — right into the 
mouth of a passing grouper. The next pistol shrimp was bigger. IThen he 
entered the lair of the anemone there was a flurry of pistol shots like a 
wild-west gun battle, and a good deal of commotion. But the new shrimp 
stayed in. I watched for an hour or more, and although there was bickering, 
and some gunplay, the new shrimp held fast, and when we left he was still 
in the anemone. 
The mantis in the burrow in the holding pen is not being very satis- 
factory as a subject. Each time we look at it the entrance to the hole is 
covered over except for the small spot into which the mantis can insert its 
