Common Chaffinch vs Eurasian Bullfinch

In short

The Common Chaffinch and Eurasian Bullfinch are both small finches, but they can be distinguished by their size, bill shape, and plumage. The Chaffinch has a slimmer build and more pronounced wingbars, while the Bullfinch is stockier with a distinctive black cap and a stouter bill.

Identification tips

1. Bill Shape: The Bullfinch has a stouter bill compared to the Chaffinch's more slender bill. 2. Wingbars: Look for bold white wingbars on the Chaffinch. 3. Cap Color: The Bullfinch has a black cap, absent in the Chaffinch. 4. Size and Structure: The Bullfinch is bulkier and more robust. 5. Vocalization: Listen for the Chaffinch's descending song versus the Bullfinch's soft whistle.

Size

The Eurasian Bullfinch is generally bulkier than the Common Chaffinch.

Plumage

Male Common Chaffinches have a slate-blue crown and pinkish-rust underparts, while females are olive-brown. In contrast, the Eurasian Bullfinch has a black cap, a grey back, and a bright pinkish-red underbelly in males, with females being more muted.

Behaviour

Both species are often seen in flocks, but the Chaffinch is more likely to be found foraging on the ground, while the Bullfinch may be seen feeding on buds in trees.

Habitat

Common Chaffinches are found in a wide range of wooded habitats from forests to gardens, while Eurasian Bullfinches prefer more densely wooded areas and are less common in open spaces.

Voice

The Common Chaffinch has a distinctive descending song and a 'rain call', while the Eurasian Bullfinch's call is a soft, mournful whistle.