Eurasian Treecreeper
Eurasian Treecreeper
Eurasian Treecreeper

Eurasian Treecreeper

Certhia familiaris

Call Jochem Verweij

Mass

~9 g

Habitat

Forests

Diet

Insects and invertebrates

How to recognize it

Small brown, streaked above, whiter below
Long down-curved bill, stiff tail for bracing
Runs upward on trunks in short mouse-like hops
Thin high “sit”; song with a melodic whistle

The Eurasian Treecreeper is easy to miss at first, but hard to forget once you notice how it moves. It climbs trunks in tiny upward bursts, bracing itself with a stiff tail, and blends in closely with bark.

Its voice is quiet, so the movement often gives it away before the sound does. It is not especially shy and may keep working along a tree even when people are nearby.

It lives in mature woods, parks, and large gardens with plenty of trees. It feeds on insects and other small invertebrates, and in colder months may add conifer seeds; in the milder west and south it stays year-round, while some northern and mountain populations move lower or south for winter.

Sources