Douglas-fir Tussock Moth vs South American Giant Diving Beetle
Side-by-side species comparison
| Attribute | Douglas-fir Tussock Moth | South American Giant Diving Beetle |
|---|---|---|
| Scientific Name | Orgyia pseudotsugata | Megadytes ducalis |
| Order | Lepidoptera | Coleoptera |
| Family | Erebidae | Dytiscidae |
| Size | 25-35 mm wingspan (males) | 35-45 mm |
| Habitat | Forests | Rivers & Streams |
| Diet | Omnivores | Omnivores |
| Regions | North America | Brazil, Amazon Basin |
| Conservation | Not Evaluated | Least Concern |
Douglas-fir Tussock Moth
A defoliator of Douglas-fir and true firs in western North America. Outbreaks cause severe defoliation and tree mortality in dry inland forests.
Did You Know?
Females are flightless and lay their eggs directly on their cocoons.
South American Giant Diving Beetle
One of the largest diving beetles in South America with a glossy dark olive body. It inhabits large rivers and lakes of the Amazon basin.
Did You Know?
It is among the largest dytiscid beetles in the Western Hemisphere.