Like a good many people in the world, we've been taught to fear the march of the soldier ant.
But they never taught you the REAL reason, did they?
And later, after our intrepid scientists return home to New York City...
O. M. G.
Which leads to a good old-fashioned killing spree!
Now Chick, the other scientist, escaped the transformation because he fell and hit his head, and received a life-saving total blood transfusion!! Because blood or something!!
So he was free to stop Thorne's rampage. How? Well, when Ant-Maniac (see what I did there?) tries to kill Chick, and his daughter Pat...
Damn, those are some feisty iguanas, is all I'm saying.
No you might think that, just having fed her father to iguanas, Chick might want to back off on the "put your arm around her while explaining the faux-science of how you killed her father."
But damned if it doesn't work, because in the very next panel:
The cover to this opus:
From Forbidden Worlds #21 (1953)