A spider.
A turtle with a red back is called a "red back turtle"
Thats easy! Red back spiders are called 'red back spiders because they have a red (or sometimes dark orange) stripe on their back. they sometimes have a diamond slightly below that stripe aswell.
It can just be a red back spider...
a red back.
Red Back Salamander was created in 1818.
Red Back Mining was created in 1988.
Red Back Mining's population is 785.
Back in the Red was created on 1999-02-18.
Old Red Eyes Is Back was created in 1992.
Red Grange played running back and defensive back.
red back spider
Red