Only a race as incredibly elastic as the Grom could have a single rule of war: Keep Your Shape
a comfortable position on the lumpy ground. Then he pulled himself together hastily.
He had gone Shapeless!
Comfort was not in the line of duty, he reminded himself, and firmly took a Pilot's Shape.
But a Pilot's Shape wasn't constructed for sleeping on damp, bumpy ground. Pid spent a restless night, thinking of ships, and wishing he were flying one.
He awoke in the morning tired and ill-tempered. He nudged Ger.
"Let's get this over with," he said.
Ger flowed gaily to his feet.
"Come on, Ilg," Pid said angrily, looking around. "Wake up."
There was no reply.
"Ilg!" he called.
Still there was no reply.
"Help me look for him," Pid said to Ger. "He must be around here somewhere."
Together they tested every bush, tree, log and shrub in the vicinity. But none of them was Ilg.
Pid began to feel a cold panic run through him. What could have happened to the Radioman?
"Perhaps he decided to go through the gate on his own,
A clever story about the 22nd attempt by a race of shape-shifters to conquer the Earth. It seems that being able to form your body into anything you want to has a big drawback.
Characters, plotting, originality--everything about the story is good.