Boreal Bumblebee vs Schizonotus Chalcid

Side-by-side species comparison

Attribute Boreal Bumblebee Schizonotus Chalcid
Scientific Name Bombus borealis Schizonotus sieboldi
Order Hymenoptera Hymenoptera
Family Apidae Chalcididae
Size 12-17 mm 4-6 mm
Habitat Heathland Woodlands
Diet Nectar Feeders Parasitoids
Regions Northern Canada, Alaska, boreal regions of the northern United States East Asia, Japan
Conservation Least Concern Not Evaluated

Boreal Bumblebee

A medium-sized bumblebee with yellow bands on the thorax and a white-tipped abdomen. It nests underground in abandoned rodent burrows. Workers are efficient foragers in the cool northern climate.

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Did You Know?

This bumblebee has an unusually long tongue for its body size, allowing it to access nectar from deep tubular flowers that other bees cannot reach.

Schizonotus Chalcid

A parasitoid of mason bee larvae found across temperate Asia. It enters the sealed mud nests of Osmia bees to lay its eggs on the developing bee larvae.

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Did You Know?

It times its attack to coincide with the brief window when mason bee cells are sealed but larvae are still vulnerable.