Instances where oral reports maybe preferred

Why does the author interrupt louie’s narrative with information about japan and germany?

Literally translate this: pater tiberis (personification of the river) alveum in quo positi erant ad locum siccum portavit, lupa eos nutrivit, et pastor benignus et sua uxor eos eduxerunt.

Some organisms have a large geographic range. for example, the norway rat lives on every continent except antarctica. a population of norway rats is the number of rats in one particular area. do you think it’s scientifically possible for a population of norway rats in north america to carry different genetic mutations than a population of norway rats in africa? do you think it’s possible that they carry some of the same mutations? what types of information can scientists learn by studying the genomes of these two populations of rats?