Ruby-crowned Kinglet (Regulus calendula)
Ruby-crowned Kinglets live mostly in coniferous forests, but also live in mixed woodlands. Their main diet is insects, and they occasionally eat berries and seeds. Their wingspan is 6.3-7.1 in. and they weigh 0.2-0.4 oz. Ruby-crowned Kinglets chatter and twitter. They are protected on the US Migratory Bird lists.