South American Whirligig Beetle vs Spruce Beetle

Side-by-side species comparison

Attribute South American Whirligig Beetle Spruce Beetle
Scientific Name Gyrinus ovatus Dendroctonus rufipennis
Order Coleoptera Coleoptera
Family Gyrinidae Curculionidae
Size 5-7 mm 4-7 mm
Habitat Ponds & Lakes Forests
Diet Omnivores Wood Feeders
Regions North America, Central America, South America Alaska, western Canada, and the Rocky Mountain states
Conservation Least Concern Least Concern

South American Whirligig Beetle

A widespread whirligig beetle found across temperate and tropical regions of the Americas. It is highly gregarious and forms dense surface swarms.

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Did You Know?

Its flattened, boat-shaped body creates almost no wake, allowing it to glide efficiently across the water surface.

Spruce Beetle

A dark brown to black bark beetle that is the primary killer of mature spruce trees in North America. Outbreaks are triggered by drought, windthrow, or warming temperatures.

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Did You Know?

A single outbreak in Alaska during the 1990s killed spruce trees across more than one million acres.