NPCs composing that spawngroup :

a_cavern_grizzly (50%)

a_silverfur_wolf (50%)

NPCs spawning around that spawngroup :
(Max range : 100)

nedaria1820072, range=65 (1747,-949,44)

a_cavern_grizzly (50%)
a_cavern_grizzly (50%)

nedaria1820073, range=98 (1741,-870,39)

nedaria1820074, range=61 (1802,-877,38)