We lack direct clues to brain size in Sivapithecus, but given that life history correlates strongly with brain size, it is likely that this ape was similarly brainy.

• 至于西瓦猿的大脑，还缺乏直接的化石线索，但由于生命史与脑子大小有很强的相关，牠也许也是一种脑子大的猿。