Bicolored Trailing Ant vs Japanese Horntail

Side-by-side species comparison

Attribute Bicolored Trailing Ant Japanese Horntail
Scientific Name Monacis bispinosa Eriotremex formosanus
Order Hymenoptera Hymenoptera
Family Formicidae Siricidae
Size 2-3 mm 20-35 mm
Habitat Forests Woodlands
Diet Nectar Feeders Wood Feeders
Regions Central America, Caribbean, Northern South America East Asia, Taiwan, introduced to southeastern United States
Conservation Least Concern Least Concern

Bicolored Trailing Ant

A neotropical dolichoderine ant with two prominent spines on its thorax. It forms long foraging trails on tree trunks and is common in Caribbean and Central American forests.

💡

Did You Know?

It is one of the few dolichoderine ants that possesses prominent thoracic spines for defense.

Japanese Horntail

A large wood wasp with a robust reddish-brown body and dark wings. Native to East Asia, it attacks stressed and recently felled hardwood trees.

💡

Did You Know?

This species was first detected in North America in 1974 and is one of the few tropical siricid wood wasps to establish invasive populations.