Lesser White-fronted Goose vs Taiga Bean Goose

In short

The Lesser White-fronted Goose (Anser erythropus) is distinguished from the Taiga Bean Goose (Anser fabalis) by its yellow orbital ring, smaller size, and distinctive white forehead blaze. Both species are gray geese, but the Lesser White-fronted Goose has a more compact appearance with a shorter neck and smaller bill.

Identification tips

1. Look for the yellow orbital ring on the Lesser White-fronted Goose. 2. Note the white forehead blaze that reaches the forecrown in the Lesser White-fronted Goose. 3. Compare the bill size and shape: the Lesser White-fronted Goose has a smaller, pinker bill. 4. Observe the neck length: the Lesser White-fronted Goose has a shorter neck. 5. Listen for the higher pitched call of the Lesser White-fronted Goose.

Size

The Lesser White-fronted Goose is smaller than the Taiga Bean Goose, with a more compact body, shorter neck, and smaller head and bill.

Plumage

The Lesser White-fronted Goose has a striking white forehead blaze and black belly markings, while the Taiga Bean Goose lacks these features. The Lesser White-fronted Goose also has a yellow orbital ring, which is absent in the Taiga Bean Goose.

Behaviour

The Lesser White-fronted Goose often exhibits faster wingbeats and a more agile flight compared to the Taiga Bean Goose.

Habitat

Both species can be found in similar wetland habitats, but the Taiga Bean Goose is more commonly associated with taiga and boreal regions.

Voice

The Lesser White-fronted Goose has a higher pitched, clearer, and more whistling call compared to the Taiga Bean Goose, which has a deeper and more resonant call.