Yucca Giant-Skipper vs Giant Brazilian Longhorn

Side-by-side species comparison

Attribute Yucca Giant-Skipper Giant Brazilian Longhorn
Scientific Name Megathymus yuccae Derobrachus geminatus
Order Lepidoptera Coleoptera
Family Hesperiidae Cerambycidae
Size 45-70 mm wingspan 60-90 mm
Habitat Beaches & Coastal Forests
Diet Root Feeders Root Feeders
Regions Southern and Eastern United States South America (Brazil, Paraguay, Argentina)
Conservation Least Concern Least Concern

Yucca Giant-Skipper

One of North America's largest skippers with dark wings spotted in yellow-orange. Its massive caterpillar bores into yucca roots and stems, creating a silk-lined tunnel.

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Did You Know?

The pupa wriggles up through the tunnel before emergence, and empty pupal skins protruding from yucca plants reveal their presence.

Giant Brazilian Longhorn

A very large longhorn beetle with powerful mandibles and long, segmented antennae. The body is dark brown to black with a rough, sculptured texture. Adults are nocturnal and attracted to lights. Larvae bore into the roots of large trees.

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Did You Know?

Its larvae can spend up to five years developing inside tree roots before emerging as adults that live only a few weeks.