Pale-bordered Field Cockroach vs Samoan Rhinoceros Beetle

Side-by-side species comparison

Attribute Pale-bordered Field Cockroach Samoan Rhinoceros Beetle
Scientific Name Pseudomops septentrionalis Scapanes australis
Order Blattodea Coleoptera
Family Ectobiidae Scarabaeidae
Size 10-15mm 40-70 mm
Habitat Farmland Farmland
Diet Herbivores Wood Feeders
Regions North America Oceania (Papua New Guinea, Solomon Islands, Samoa)
Conservation Least Concern Least Concern

Pale-bordered Field Cockroach

A small outdoor cockroach with a distinctive pale border around its dark pronotum. It is an active daytime flier unlike most cockroaches. It feeds on pollen and decomposing vegetation.

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Did You Know?

Unlike most cockroaches, it is diurnal and can be seen actively flying in sunny fields during the day.

Samoan Rhinoceros Beetle

A large rhinoceros beetle found in Papua New Guinea, the Solomon Islands, and parts of Samoa. Males have a large forked horn on the head. It is associated with palm trees and is attracted to fermenting coconut sap.

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Did You Know?

Males use their forked head horn to pry rival males off tree trunks during battles over feeding and mating sites.