Darwin hypothesized that’s favorable traits spread through a species as ?

Idon’t know the answer and i’ve been stuck on it for a while now skskskskks

The mammal pictured below is a silvery mole rat. which statement is an inference based on the picture? the animal is ugly. the animal has hairless feet with sharp claws. the animal has prominent upper and lower incisor teeth. the animal likely has poor vision since its eyes are so small.

The image below shows a weather service map. which details best describe this map? check all that apply