Animal Welfare Guide

Quick answer: An animal "thriving" in Planet Zoo 2 means its welfare is green across the same core drivers as Planet Zoo 1 — suitable habitat, food, enrichment, correct group size, and cohabitation. Update 1.0.4 (October 14) tuned shallow-water welfare, body-temperature calculation and enrichment, but per-species welfare numbers are still not published.

The confirmed welfare drivers

Welfare is the single number that decides whether an animal is stressed or thriving. The drivers are carried over from Planet Zoo 1 and confirmed for the sequel:

• Habitat suitability — biome, space, temperature and terrain must match the species
• Food — the right feeder, food grade and water
• Enrichment — toys and items unlocked through vet research (Research)
• Group size — too few or too many individuals stresses social species
• Cohabitation — compatible mixed habitats enrich each other's welfare; incompatible ones cause stress and fights (Cohabitation)

Each confirmed animal's needs come from its Zoopedia entry once the game is playable.

What "thriving" means in practice

Welfare is a live score, not a checklist. An animal that's fed but lacks enrichment, or is kept in a wrong-biome enclosure, will show yellow or red welfare and stop breeding and donating. The fix is always the same: read the Zoopedia entry, fix the failing driver.

What changed from Planet Zoo 1

Frontier has said cohabitation is "more significant" in the sequel, so mixed-habitat compatibility now weighs more on welfare than it did. Update 1.0.4 (October 14) adjusted several welfare inputs — animals' escape rate was reduced, enrichment interaction was fixed, and shallow-water welfare and body-temperature calculation were tuned — but exact per-species thresholds remain unpublished.

Why isn't my animal thriving?

An animal stuck below "thriving" is always failing at least one welfare driver. Work down the list and repair the first red or yellow driver:

1. Habitat — wrong biome, too little space, wrong temperature or terrain
2. Food — wrong feeder or food grade, or no water
3. Enrichment — no toys, or toys not yet unlocked via research (Research)
4. Group size — too few or too many individuals
5. Cohabitation — an incompatible tankmate or a bad mixed habitat (Cohabitation)

An animal that won't breed is usually a welfare problem — welfare gates breeding (Breeding). An animal that stops donating hits your money (Money Guide).

What's still waiting

Per-species welfare thresholds (space, temperature range, group minimums) are still not published by Frontier — the game launched October 13, 2026, but the Zoopedia shows the values per species rather than one shared list. Read each animal's Zoopedia entry for its exact numbers.

Related: Cohabitation · Breeding · Zoopedia Guide · Research