Public asked to be on the lookout for invasive beetles

The hole in this mulch bag was made by a coconut rhinoceros beetle.

These three holes in the base of palm fronds were made by coconut rhinoceros beetles. The beetles lay their eggs in the fronds, damaging and potentially killing the trees.

This is what feeding damage from coconut rhinoceros beetles looks like on palm fronds.

An adult coconut rhinoceros beetle is about 2 inches long, all black, with a single horn.


Courtesy photo These coconut rhinoceros beetle grubs were found in a decaying palm tree stump in Waikoloa village.

Coconut rhinoceros beetle grubs have been found at a home in Waikoloa Village, state Department of Agriculture officials said Friday.