A fictional [[alien]] [[parasite]] found in the [[Half-Life (series)|]] [[video game]] series. These little guys bumble about on 4 stubby legs, looking to convert their prey into [[zombie]]-like mutants by attaching to the head.

h4. External links
* Combine Overwiki: "Headcrab":[https://combineoverwiki.net/wiki/Headcrab]
headcrab