Read "Crypt-City of the Deathless One" by Henry Kuttner online for free on Textopian. Full text with search, annotations, highlights, and AI-powered reading aids.
That day they met a new enemy: jet-black lizards, five feet long, that clung to the black tree-boles, perfectly camouflaged, till the party came close. Then the reptiles flashed toward them, fanged jaws gaping. Constant alertness was all that saved them -- that, and the blazing guns that killed the monsters.
Presence of the lizards was no respite from the other perils. The bloodsucker plants were more numerous, and the camouflage-moss made deceptively inviting paths through the red gloom. By dark, everyone was nearly exhausted, nerves worn to rags. Garth knew it would not take much for the men to explode into furious resentment against him.