http://tvtropes.org/pmwiki/pmwiki.php/Fridge/ColdFear Following Fridge / Cold Fear Go To × Edit Locked Fridge NightmareFuel Trivia VideoGame YMMV Create New - Create New - Analysis Awesome Characters FanWorks FanficRecs Funny Haiku Headscratchers Heartwarming ImageLinks Laconic PlayingWith Quotes Recap ReferencedBy Shocking TearJerker Timeline WMG Fridge Logic: Why the heck did they zombify an orca?? Explained in a document: they were experimenting the effects of the Exocel creatures even on dogs, apes and orca whales. The bonus document shows several scrapped models for mutated dogs, apes, seagulls and even what appears to be seals and whales.