Rolling in the Deep (Rolling in the Deep #1)

Alien eyes watched the strange metal object as it floated upward. There was blood in the water. Their home had been invaded. They would respond.

Science was competitive because it was full of scientists.

You're a miracle," he breathed.
"You're a miracle," the mermaid echoed, before it leaned up and carefully, almost delicately, ripped away his throat.