What specific material have certain groups of macaques been observed using as tools to process hard-shelled prey?
Answer
Stones
Certain groups use stones as implements to smash open tough items like oysters or crab shells they have pried loose.
Related Questions
What is the scientific designation for the crab-eating macaque?What primary dietary component leads to the common name 'crab-eating macaque'?How long can crab-eating macaques reportedly hold their breath while actively pursuing submerged food?What specific material have certain groups of macaques been observed using as tools to process hard-shelled prey?The alternative name 'long-tailed macaque' refers to what morphological characteristic?What aspect of their diet does the name 'crab-eating macaque' often fail to fully capture?In addition to marine life, what terrestrial items are known components of the macaque's varied diet?What potentially fatal virus, carried by these macaques, poses a public health concern to humans?What two traits are highlighted as being key to the overall success and survival of the long-tailed macaque population?Where are the crab-eating macaques native inhabitants geographically located?