Either of two thrush species (family Turdidae).
The American robin ( Turdus migratorius ), 10 in. (25 cm) long, with gray-brown upper parts and a rusty breast, lives in deciduous forests and sometimes towns. It eats earthworms, insects, and berries. The European robin, or robin redbreast ( Erithacus rubecula ), breeds throughout Europe, western Asia, and part of North Africa. It is 5.5 in. (14 cm) long, with olive-brown upper parts, white belly, and rusty-orange face and breast.