Can be tamed.

Family:WormExotic family. Beast Masters only!
Level:10-35 Elite
Name:Retains original name after taming.
Zone:The Jade Forest
Exotic family: Beast Masters only, minimum level 39.Exotic Family
Can only be used by hunters in the Beast Mastery spec. Minimum level 39 in Shadowlands.
Location & Notes:

Located in Fox Grove, The Jade Forest. Remains larger than other caterpillars. He seems to vanish from Fox Grove at later quest phases, but can still be seen and aggroed from just outside Fox Grove if you stand right at the river's edge. Wait patiently and he'll pat down by the river.