People use lizards as fishing bait? Not that I go fishing much, but I always thought worms or minnows were used for bait.
Sometimes fish are used to feed pet reptiles, such as turtles. I was a pet store once and saw one of the workers take a mouse out of one enclosure and put it into an enclosure with a snake, which quickly devoured the poor mouse.
There are a couple of lines from
Star Trek: Enterprise which you might find interesting.
"Someone once said that dealing with reptilians is like bargaining with the sun. You make no progress, and you come away burned."
"Which brings us to the reptilians, and Commander Dolim. There's a story about him. I don't know if it's true, I'd like to believe it isn't. His daughter gave birth to a son. He had a deformity in his right arm, not life-threatening but enough to preclude his ever joining the military. Commander Dolim had his own grandson poisoned."
Here they are, in all their glory: