We need an antidote for this misinformation.

The Lensmen are shown, however, as a superior race, with advanced mental and physical powers, and there are few instances when mere humans appear in the stories or comment on these supercharacters.

And then he did something which must be unprecedented in jurisprudence. He leaped from his chair, ran over to the old man, and shaking his fist under his nose, roared: 'Listen, you! If you keep on with this stuff, I'll punch you one in the snoot!

Even young iguanas can scratch and claw pretty effectively. Keeping your iggie's claws trimmed makes life much more pleasant for both of you.