This is the undated Australian edition from Eclipse Paperbacks. The US edition came out in ’71 from Fawcett. Cover art on both editions is by the legendary Robert McGinnis (there are slight design differences – see the US edition at the Temple of Schlock blog). Here’s the back cover copy:

Vaginal ears?

Secondly, here’s a title from the NARC men’s adventure series by Robert Hawkes:

These are supposed to be pretty good. Check out the review (and alternate cover design) at Johnny Larue’s Crane Shot. Joe Kenney over at Glorious Trash has a review of the first book in the series. He’s a fan, too.

Here’s the back cover:

Been checking out Keith Phipp’s entertaining series of book reviews at the A.V. Club. As the site says:

A couple of years ago, A.V. Club editor Keith Phipps purchased a large box containing 79 vintage science fiction, crime, and adventure paperbacks. He is reading all of them.

He’s up to 78. Here’s a few cover illustrations: