Difference between revisions 180170283 and 181086798 on enwiki

[[Image:HalfLife Barnacle.jpg|thumb|300px|A barnacle, as seen in ''[[Half-Life]]'' ('''left''') and ''[[Half-Life 2]]'' ('''right''').]]

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== Behavior ==
Barnacles are relatively simple creatures. They do not appear to possess any [[sensory organs]] (beyond the tongue's sensitivity to touch) 
or anyand only a small degree of [[intelligence]](if you feed them a random item from the ground, they will attempt to eat it once, but recognize it the next time, and ignore it.) - instead of actively hunting prey, they feed by reacting to external [[stimulus (physiology)|stimulus]], in the form of animals which come into contact with the barnacles' [[tongue]]. Although the creatures do not demonstrate any intelligence in hunting, they possess an uncanny ability to attach themselves to ceilings overlooking thoroughfares frequented by potential prey, although some do seem to hide in corners far away from routes used by prey. Similarly to real [[barnacle]]s, they typically occur(contracted; show full)
[[Category:Fictional extraterrestrial species]]
[[Category:First-person shooter creatures]]
[[Category:Half-Life characters]]

[[fr:Barnacle]]
[[pl:Barnacle]]
[[ru:Барнакл]]