A tortoise is a land-based, shell-clad reptile. They do not inhabit the water. Turtles, on the other hand, do. Both need surface air to survive, but some turtles have special adaptions that let them stay under longer.
No, they need to surface for air. They can hold their breath for quite a long while though.
No, but they can hold there breath for a couple min then resurface back to land
no
No. Turtles do not have gills so they have to come to the surface of the water to breathe.
No. They cannot breathe underwater. Turtles and tortoises are reptiles.
No, they have to surface to breathe. They can go a long time between breaths though.
A turtle needs air to breathe. Some turtles can slow their metabolism, allowing them to sleep underwater, but it must come up to the surface of the water in order to breathe. It can hold it's breath and stay underwater awhile, but it must surface to breathe or it will drown. Turtles cannot breathe underwater because they do not have gills, like fish - they have lungs, much like human lungs. Some aquatic turtles such as the red-eared slider can hold their breath for 3-4 hours, which might make you think that they are breathing underwater, but they really are not.
Turtles don't breathe under water. They've got lungs - not gills. They hold their breath when they dive.
Turtles have lungs, not gills. They don't breathe underwater. When they dive, they hold their breath.
No, box turtles cannot breathe underwater. They are terrestrial animals and must come to the surface to breathe air. They do not have the adaptations to extract oxygen from water like aquatic turtles do.
They do not sleep underwater but when resting, it lies at the bottom, buried in sand or mud, lifting its head to breathe or snatch at prey.
No, of course not. If a turtle is upside-down underwater, it means that it is drowning. At those times, you must save them quickly before they drown.
you can't breathe underwater
No, there is no known tribe that can breathe underwater.