Gold +4: It rubs its snout on the ground to find and dig up food. It sometimes discovers hot springs.
Silver: If it smells some thing enticing, it dashes headlong off to find the source of the aroma.
Crystal: It uses the tip of its nose to dig for food. Its nose is so tough that even frozen ground poses no problem.
Ruby / Sapphire: SWINUB roots for food by rubbing its snout against the ground. Its favorite food is a mushroom that grows under the cover of dead grass. This POKéMON occasionally roots out hot springs.
Emerald: It roots for food by rubbing its snout against the ground. Its favorite food is a mushroom that grows under dried grass. It occasionally roots out hot springs.
FireRed +3: If it smells something enticing, it dashes off headlong to find the source of the aroma.
Diamond / Pearl: It loves eating mushrooms that grow under dead grass. It also finds hot springs while foraging.
Platinum +2: It has a very sensitive nose. It can locate mushrooms, berries, and even hot springs buried under ice.
Black 2 / White 2: Rooting the tip of its snout into the ground, it searches for food. Sometimes it even digs up a hot spring.
Omega Ruby / Alpha Sapphire: Swinub roots for food by rubbing its snout against the ground. Its favorite food is a mushroom that grows under the cover of dead grass. This Pokémon occasionally roots out hot springs.
Legends: Arceus: Swinub excels at sniffing out mushrooms buried beneath grass or snow. Since ancient times, the people of Hisui have often relied upon this skill.