Look at the following writing sample. Classify it as formal, informal, or semi-formal.
The American robin is in the family Turdidae, superfamily Muscicapidae, suborder Oscines, and order Passeriformes. Its migration patterns are distinct, predictable, and seasonal
The American robin is in the family Turdidae, superfamily Muscicapidae, suborder Oscines, and order Passeriformes. Its migration patterns are distinct, predictable, and seasonal