- For the monster, see Thunderstomp (mob).
- Patch 3.1.0 (2009-04-14): Is no longer a gorilla-specific family ability and is now available to all Tenacity pets. It has been reduced to one rank.
- Patch 3.0.3 (2008-11-04): Will no longer have a physical coefficient instead of a magical one.
- Patch 2.1.2 (2007-06-19): These abilities will now appear in the correct order in the pet training menu.
- Patch 1.12.0 (2006-08-22): The Ferocity talent now correctly applies to non-physical hunter pet abilities such as Lightning Breath and Thunderstomp.
- Patch 1.9.0 (2006-01-03): Added.