The term 'early bird' is a phrase that is used to describe someone who gets up early in the morning and is often associated with success. The crossword solutions for this term are ROBIN (5 letters), EGG (3 letters), LARK (4 letters), and NESTLING (8 letters). ROBIN is a type of small, red-breasted bird that is known for its cheerful song. An EGG is a hard-shelled reproductive body produced by birds, reptiles, amphibians, and fish. A LARK is a type of small, brownish-gray bird that is known for its melodious song. A NESTLING is a young bird that has recently hatched from an EGG and is still dependent on its parents for food and protection.