You can take the Hide action as a bonus action. In addition, you can't be tracked by non-technical means (you may still show up on satellite imaging, infrared lenses, security cameras and the like), and your movement is not hindered by difficult terrain.
While many call cities or settlements home, you grew up in the natural world. The beasts and terrain arround you became your teachers. As you adventure you will become more familiar with other environments, but will always be at your most capable on your home turf.
You have significant experience studying, tracking, hunting, and even talking to a certain type of enemy.
Choose a type of favored enemy: Aberrations, Androids, Beasts, Celestials (Phase 3), Constructs, Elementals, Fey (Phase 3), Humans, Monstrosities, Oozes, Plants, Undead (Phase 2 & 3).
You have advantage on Wisdom (Survival) checks to track your favored enemies, as well as on Intelligence checks to recall information about them.
When you gain this feature, you also learn one language of your choice that is spoken by your favored enemies, if they speak one at all.
You choose one additional favored enemy, as well as an associated language, at 3rd and 7th tier. As you gain tiers, your choices should reflect the types of monsters you have encountered on your adventures.
You are also particularly familiar with one type of natural environment and are adept at traveling and surviving in such regions. Choose one type of favored terrain: arctic, coast, desert, feywild (Phase 3), forest, grassland, mountain, swamp, or reclaimed urbana. When you make an Intelligence or Wisdom check related to your favored terrain, your proficiency bonus is doubled if you are using a skill that you're proficient in.
While traveling for an hour or more in your favored terrain, you gain the following benefits:
You choose additional favored terrain types at 3rd and 5th tier.