The Hawaiian green sea turtle.
The are about 263 turtle species.
It depends on what you mean by the 'main' turtle. The most common species of turtle is the Green Sea Turtle. They are mainly found around the Pacific coast of Mexico and Florida.
The most common name for a turtle is likely just "turtle." However, specific species may have other common names, such as red-eared slider or box turtle.
justin smith
a turtle
Fred
A few species share the common name, "Leaf Turtle," but the species most often associated with it, is the "Asian Leaf Turtle, Cyclemys dentata." This turtle swims and walks in the same manner as most other turtles, although the larger adult animals seem to favor walking along the bottom, to swimming. It is found in India, Burma, Southeast Asia, and throughout the island nations south of china.
Adelie penguins are the most common species in Antarctica.
A turtle is a omnivore.
There is only one species of painted turtle, the Chrysemys picta. It is the most common species of turtle in North America, whose range stretches from Canada to the Gulf of Mexico, and the Atlantic to the Pacific. Painted turtles are considered of Least Concern by the IUCN, so they are not endangered.
Red eared sliders
There are a few hundreds of turtle species that it is uncountable. But most of the species are endangered by human acts.