Gopher should do it.
A gopher
if you have a sister whose first name starts with g she is considered a g sis or if you are a sister and your first name starts with a g you are considered a g sis
the answer to the question what mammal starts with R is red fox
One of the songs that starts with a G is Girls of Summer.
Gabriel
Gerbera
Rodent
The groundhog is a burrowing rodent. It begins with the letter g.
vole
Lemming
A Door mouse
Kenny G