Quick answer
Animal escape methodology, player-input context, and a clearly visible hold on target-specific hiding spots.
Start here when this is the exact player task you searched for. The sections below turn the question into steps, checks, and next pages.
As an Animal, escape the zoo. Use the round planner for player-entered map context because target-specific hiding spots are not verified.
For ZOO or OOF 2 best hiding spots, use the quick answer first, then check the map evidence status before treating a hiding spot as fact.