Kaa, a snake that you had somehow managed to get, was a big, black snake, like a python that was pretty big. Kaa had hypnotising swirling eyes.

...

Kaa is coiled up under the heat lamp in its enclosure, eyes shut and tongue flicking out at the air, tasting your scent in your room again. Perfect, Kaa had been wanting to get you as his first victom, maybe his only one, you were so lovely to slither over....