Antarctica is located on the South Pole of Earth where the climate is harsh and bitterly cold. Scientists have discovered fossils of ectothermic (cold blooded) animals in Antarctica. Which MOST likely explains how these ectothermic animals survived in Antarctica?

Why is earth's outer core hotter than earth’s oceanic crust? earth’s oceanic crust is denser than earth’s outer core is. earth’s oceanic crust has lava flowing from the mantle. earth’s outer core has a composition of solid iron and nickel. earth’s outer core is deeper within earth than oceanic crust is.