How are specialized foraging techniques, such as cracking hard shells, typically preserved across generations within a troop?

Answer

Through observational learning from older, more experienced individuals

The social learning mechanism allows useful but difficult skills, like prying open oysters or smashing crabs, to be passed down through generations by learning foraging techniques from older members.

How are specialized foraging techniques, such as cracking hard shells, typically preserved across generations within a troop?
dietanimalCrabPrimateMacaque